[2026] MCCQE by MCCQE Part 1 Actual Free Exam Practice Test
Free MCCQE Part 1 MCCQE Exam Question
NEW QUESTION # 22
The parents of a 12-year-old boy present to your clinic to discuss their son's submersion injury. The patient was seen in hospital for 6 months after being pulled unresponsive from a lake at his friend's house; he had been submerged for an estimated 20 minutes. After extended resuscitation and a 2-month stay in the intensive care unit, he remains in a persistent vegetative state but needs no respiratory or cardiac support. When evaluating the discharge from hospital, which one of the following is most appropriate?
- A. Plan for a progressive return to school with a home caregiver
- B. Organize scheduled readmissions to hospital to provide the family with respite care
- C. Continue intensive rehabilitation in the acute care hospital for the best chance of recovery
- D. Recommend placement in a palliative care facility
- E. Advocate for home care support so that the parents can care for their son safely at home
Answer: E
Explanation:
Comprehensive and Detailed Explanation:
The patient is in a persistent vegetative state and medically stable, meaning he does not need continued hospitalization. The goal is to provide appropriate long-term care in the least restrictive setting, typically at home with robust home care support services. This approach aligns with ethical care, family-centered goals, and medical appropriateness.
Toronto Notes 2023 - Pediatrics / Neurodevelopment & Chronic Care:
"Home care with appropriate medical and caregiver support is often the best setting for children with severe neurological impairments who are medically stable." MCCQE1 Objectives (Pediatrics > 77-5: Chronic Neurological Disorders):
"Candidates must assess discharge planning and coordinate home care support for children with long-term care needs." Palliative facility (B) is not appropriate unless end-of-life is imminent. School (C) is not feasible in this state.
Hospital readmission for respite (D) is not standard. Rehabilitation (E) has little utility in persistent vegetative state.
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NEW QUESTION # 23
You are providing medical care to a 78-year-old man and notice a skin lesion which you suspect is malignant melanoma. He has been living in a long-term care facility for 2 years because of incontinence, mobility and vision problems. He is well-liked by facility staff and residents, manages his own affairs and communicates clearly. He has designated his daughter to be his substitute decision-maker and has signed a Do Not Resuscitate (DNR) order. Which one of the following is the best next step in providing care to this patient for his skin lesion?
- A. Perform a biopsy to ensure an accurate diagnosis before discussing diagnosis and treatment.
- B. Ask him whether you can discuss your diagnosis and care with his daughter.
- C. Respect his DNR wishes, and do nothing about the skin lesion.
- D. Contact the daughter to inform her of your findings and discuss possible investigations.
- E. Discuss your tentative diagnosis with him and ask about his preferences regarding investigations.
Answer: E
Explanation:
This patient is competent and capable of making his own health decisions. A DNR order and naming a substitute decision-maker apply only when a patient lacks capacity. The next step is to discuss the suspected diagnosis with the patient and explore his preferences.
Toronto Notes 2023 - ELOM, Consent and Capacity:
"Competent patients retain full decision-making authority. Substitute decision-makers are only engaged when the patient lacks capacity. DNR applies to resuscitation, not other medical decisions." MCCQE1 Objectives - ELOM > Capacity, Consent, Advance Directives:
"Candidates must recognize that capable patients should be directly involved in decisions. Substitute decision- makers are not invoked unless the patient is incapable." Option A implies a breach of confidentiality without permission. Option C is premature. Option D bypasses informed consent. Option E misinterprets the DNR's scope.
NEW QUESTION # 24
A 56-year-old man is admitted to hospital with pyelonephritis and started on intravenous antibiotics. On day 2 of his hospitalization, he continues to report right flank pain, but he is able to walk. His vital signs are as follows:
Temperature: 38.5°C
Blood pressure: 90/60 mm Hg
Heart rate: 105/min
The patient is mentating well but is concerned about his dog that is home alone due to his unexpected hospitalization. He requests to be released from hospital as he needs to make arrangements for his dog. Which one of the following is the best next step?
- A. Ensure he understands the risk and accept his decision to leave for a few hours while you hold his bed.
- B. Offer to stop by his apartment on your way home, if he is agreeable to it and gives you the key.
- C. Discharge the patient, but ensure he signs an "Against Medical Advice" form.
- D. Change him to oral antibiotics, and finish his treatment as an outpatient.
- E. Explain that his health is a priority and insist that he stay.
Answer: A
Explanation:
The patient is alert and capable of making his own decisions. The most ethical and respectful approach is to ensure he understands the risks and accept his choice. Holding his bed maintains continuity of care. Forcing him to stay (C) or discharging him AMA (A) is inappropriate if he intends to return.
Toronto Notes 2023 - ELOM, Consent and Autonomy:
"Capable patients have the right to refuse or leave treatment. Physicians must ensure informed decision- making and maintain therapeutic rapport." MCCQE1 Objectives - ELOM > Capacity and Patient Autonomy:
"Candidates must respect a capable patient's right to leave care after informed discussion of risks and alternatives." Offering to enter his apartment (E) is inappropriate and unethical. Oral antibiotics (B) may not be clinically appropriate given hypotension.
NEW QUESTION # 25
A 53-year-old man presents to the Emergency Department with a 3-week history of believing his neighbor is poisoning him by pumping gas through his home's air vent. He appears distracted, irritable, and is speaking very quickly. He has a family history of depression. Which one of the following is the most likely diagnosis?
- A. Malingering
- B. Delirium
- C. Brief psychotic disorder
- D. Psychotic disorder secondary to traumatic brain injury
- E. Bipolar I disorder
Answer: E
Explanation:
This man exhibits a classic manic episode with psychotic features: persecutory delusions, distractibility, pressured speech, irritability, and possible grandiosity. The chronicity and mood symptoms are most consistent with Bipolar I disorder.
Toronto Notes 2023 - Psychiatry, "Mood Disorders" Section:
"Bipolar I disorder is characterized by episodes of mania, often with psychotic features.Symptoms include grandiosity, decreased need for sleep, distractibility, and mood-congruent delusions." MCCQE1 Objectives (Psychiatry > 79-1: Mood Disorders):
"Candidates must recognize mania and differentiate from brief psychosis or organic causes." Delirium (A) is acute, fluctuating, and involves impaired attention. Malingering (B) requires external gain.
Brief psychotic disorder (C) resolves within 1 month. Brain injury-related psychosis (E) would require a supporting history or findings.
(Part 2 )
NEW QUESTION # 26
You performed a surgical procedure on a 32-year-old woman for a herniated disk that was causing neurologic impairment. At the 8-month follow-up visit, she has healed well; however, she requests a prescription renewal of her narcotic analgesics (hydromorphone). Her pharmacy confirms that the patient adheres to the dosage you prescribed, that she has not consulted other physicians, and that her behavior has always been respectful.
You think that she no longer requires narcotic analgesics. Which one of the following approaches is most helpful to the patient?
- A. Decline the renewal of further hydromorphone and discharge the patient.
- B. Counsel the patient regarding substance use disorder and arrange follow-up with her family physician.
- C. Replace short-acting hydromorphone with transdermal fentanyl.
- D. Change the patient's prescription from short-acting hydromorphone to once-daily methadone.
- E. Advise the provincial or territorial agency responsible for following patients who have potential substance use disorders.
Answer: B
Explanation:
The patient's pain is no longer medically justified for opioids, but there is no evidence of misuse. The most appropriate and supportive action is to explain concerns, provide education about opioid tapering or dependency, and transition care to her family physician for ongoing management.
Toronto Notes 2023 - ELOM, "Safe Prescribing and Opioid Stewardship" Section:
"When opioids are no longer indicated, engage the patient in a conversation about tapering and arrange appropriate follow-up. Coordinate care with primary providers when long-term management is needed." MCCQE1 Objectives (ELOM > 99-1: Professionalism and Substance Use):
"Candidates must address the risk of dependency, counsel the patient, and ensure a safe transition to appropriate care without abrupt termination." Methadone (E) and fentanyl (A) are for opioid use disorder or chronic pain, not for tapering in low-risk patients. Discharging the patient (B) or reporting (C) is punitive and unnecessary.
NEW QUESTION # 27
You are called to attend an 18-year-old woman, gravida 2, para 1, aborta 0, who is in precipitous labour. She did not realize she was pregnant and has not had any prenatal care. After the delivery, you examine the newborn boy; he is vigorous, and it appears that he was born at full term. Physical examination findings of the newborn are normal. Review of the prenatal record from the mother's last pregnancy shows the following:
* HIV: Negative
* Hepatitis B surface antibody: Positive
* Hepatitis C: Negative
* Syphilis serology: Negative
The mother's previous child was placed in foster care. The mother is withdrawn and uncommunicative after delivery. Which one of the following is the best next step?
- A. Administer hepatitis B vaccine to the newborn
- B. Initiate feeding with donor breast milk
- C. Recommend immediate skin-to-skin care
- D. Collect urine from the newborn for a drug screen
Answer: D
Explanation:
Given the lack of prenatal care, the mother's withdrawal, and prior involvement of child protection services, a newborn drug screen is warranted to assess for possible in utero exposure. This is part of the safety assessment.
Toronto Notes 2023 - Pediatrics, Newborn Assessment:
"Infants born to mothers with no prenatal care or prior social concerns should undergo a full newborn screening, including toxicology if indicated." MCCQE1 Objectives - Pediatrics > Newborn Care and Social Issues:
"Candidates must identify social risk factors and initiate appropriate newborn evaluations, including toxicology screens when substance use is suspected." The mother was previously immune to hepatitis B, so (A) is not immediately required. Skin-to-skin care (D) is beneficial but secondary to screening in this context. Donor milk (B) is not indicated unless breastfeeding is contraindicated.
NEW QUESTION # 28
A 19-year-old woman returns to your clinic to discuss her recent laboratory tests. She initially presented with dysuria, dyspareunia, and abnormal uterine bleeding. Her vulvovaginal examination was normal. Her last sexual encounter was 3 weeks prior to the onset of her symptoms. Which one of the following pathogens is most likely to explain this clinical presentation?
- A. Herpes simplex virus
- B. Actinomyces israelii
- C. Treponema pallidum
- D. Human papillomavirus
- E. Chlamydia trachomatis
Answer: E
Explanation:
Chlamydia trachomatis is the most common cause of cervicitis in young sexually active women and frequently presents with dysuria, dyspareunia, intermenstrual bleeding, and a normal vulvovaginal exam. It may be asymptomatic or have subtle signs and often affects the endocervix.
Toronto Notes 2023 - Gynecology, "Sexually Transmitted Infections" Section:
"Chlamydia is the most common bacterial STI. Symptoms may include intermenstrual bleeding, postcoital bleeding, dyspareunia, mucopurulent cervical discharge, and dysuria. The vulva and vagina may appear normal." MCCQE1 Objectives (Obstetrics and Gynecology > 82-1: Abnormal Uterine Bleeding):
"Candidates should evaluate STI-related cervicitis as a common cause of postcoital and intermenstrual bleeding in young women." Other options:
* A. Actinomyces israelii is associated with IUD use, not relevant here.
* B. Herpes simplex virus usually presents with painful ulcerations, not abnormal bleeding.
* C. Treponema pallidum (syphilis) causes painless ulcers or systemic symptoms in later stages.
* D. HPV causes warts or asymptomatic cervical dysplasia, not acute symptoms.
NEW QUESTION # 29
A 30-year-old man (assigned female at birth) presents to your clinic for a periodic health examination. He declines a gynecologic examination because such examinations lead to intense emotional distress for him. He also believes that he does not require a Papanicolaou (Pap) test because he is not in a sexual relationship with a man. After acknowledging the patient's distress and providing education regarding the need for Pap screening, which one of the following would be the best next step?
- A. Record his directives in the chart.
- B. Advise him to reconsider his decision and to allow the examination to proceed.
- C. Ask permission to learn more about his distress in a subsequent appointment.
Answer: C
Explanation:
It is essential to balance medical guidelines with trauma-informed, patient-centered care. This includes offering future discussion while respecting boundaries. Acknowledging distress and offering to explore more in the future (B) preserves trust and autonomy.
Toronto Notes 2023 - ELOM and LGBTQ2S+ Health Section:
"For transgender individuals, screening decisions should be personalized. Trauma-informed care includes validating distress and deferring invasive exams when not urgent." MCCQE1 Objectives (ELOM > 99-2: Cultural Safety):
"Candidates must prioritize patient-centered communication and consent, particularly when distress or marginalization may influence healthcare interactions." Option A is coercive. Option C is documentation only and lacks engagement or exploration.
NEW QUESTION # 30
A 10-year-old girl is brought to the Emergency Department by her mother because her daughter is crying and says she "can't pee." Her daughter fell on the monkey bars at school earlier that day. On examination, there is a large vulvar bruise anteriorly. Which one of the following is the best next step?
- A. Ask the mother to leave the room and ask the patient if someone abused her.
- B. Discharge the patient home to do sitz baths.
- C. Order complete blood count and coagulation studies.
- D. Arrange a retrograde outpatient arthrography.
- E. Consult gynecology if bladder catheterization is difficult.
Answer: E
Explanation:
In pediatric trauma, inability to void with perineal bruising raises concern for urethral injury or urinary retention due to soft tissue swelling. The most immediate step is to attempt bladder catheterization. If unsuccessful, consult gynecology or urology urgently to avoid bladder overdistension.
Toronto Notes 2023 - Pediatrics, Genitourinary Trauma:
"In females, perineal trauma can lead to urinary retention due to labial hematomas or urethral injury. If catheterization is difficult, consult gynecology or urology for assistance." MCCQE1 Objectives - Pediatrics > Trauma and Emergency Care:
"Candidates must recognize when specialist consultation is required in pediatric genitourinary trauma, especially in cases of failed catheterization." Options B and D delay necessary care. Coagulation studies (C) may be considered if bleeding is unexplained.
Abuse assessment (E) may be necessary later but does not address immediate retention.
NEW QUESTION # 31
A 35-year-old woman presents to your clinic with double vision and a gritty sensation in her eyes for the past several weeks. On examination, you notice her eyes are bulging. There is inflammation of her conjunctivae and swelling around her eyes. Which one of the following is the most likely diagnosis?
- A. Periorbital cellulitis
- B. Myasthenia gravis
- C. Orbital pseudotumor
- D. Allergic conjunctivitis
- E. Graves ophthalmopathy
Answer: E
Explanation:
The findings of exophthalmos (bulging eyes), conjunctival inflammation, and periorbital swelling are hallmark features of Graves ophthalmopathy, a manifestation of autoimmune hyperthyroidism.
Toronto Notes 2023 - Endocrinology, "Thyroid Disorders":
"Graves ophthalmopathy: proptosis, periorbital edema, conjunctivitis, and diplopia due to extraocular muscle involvement. Often independent of thyroid levels." MCCQE1 Objectives (Internal Medicine > 36-1: Thyroid Disease):
"Candidates must recognize and manage Graves disease and its ocular manifestations." Myasthenia gravis may cause diplopia but not proptosis or swelling. Pseudotumor and cellulitis are painful and acute. Allergic conjunctivitis is itchy but lacks proptosis.
NEW QUESTION # 32
A 55-year-old man with alcohol use disorder presents with a 2-day history of confusion. Onexamination, you note a sixth nerve palsy and a horizontal nystagmus. Which one of the following is the most likely diagnosis?
- A. Wernicke encephalopathy
- B. Cerebellar degeneration
- C. Cerebellar hemorrhage
- D. Hepatic encephalopathy
- E. Subdural hematoma
Answer: A
Explanation:
Wernicke encephalopathy is a medical emergency caused by thiamine (vitamin B1) deficiency, most often seen in chronic alcohol use. The classic triad is:
* Confusion
* Oculomotor dysfunction (e.g., nystagmus, cranial nerve palsies)
* Ataxia
Toronto Notes 2023 - Neurology and Psychiatry, "Wernicke Encephalopathy" Section:
"Wernicke encephalopathy is diagnosed clinically. Symptoms include ophthalmoplegia (e.g., CN VI palsy), horizontal nystagmus, ataxia, and confusion. Immediate parenteral thiamine is indicated before glucose administration." MCCQE1 Objectives (Neurology > 75-1: Neurologic Emergencies):
"Candidates must recognize Wernicke encephalopathy in at-risk individuals and initiate urgent thiamine replacement." Other choices like cerebellar degeneration (A) and hepatic encephalopathy (D) are more chronic and lack the characteristic eye findings. Subdural hematoma (B) and hemorrhage (E) may mimic confusion but are less likely with these neurologic signs and history.
NEW QUESTION # 33
A 6-year-old girl is found to have a blood pressure of 130/75 mm Hg. She was born prematurely at 32 weeks' gestation and required ventilation. There is a family history of hypertension in 3 grandparents. Clinical examination reveals a grade 1/6 mid-systolic murmur, no renal bruits, and femoral pulses are difficult to feel.
Which one of the following is the most likely diagnosis?
- A. Reflux nephropathy
- B. Aortic coarctation
- C. Renal artery thrombosis
- D. Essential hypertension
- E. Ventricular septal defect
Answer: B
Explanation:
Comprehensive and Detailed Explanation:
The combination of upper extremity hypertension and weak femoral pulses is classic for aortic coarctation. A soft systolic murmur may be present. This condition often becomes apparent during routine screening in school-aged children.
Toronto Notes 2023 - Pediatrics / Cardiology:
"Coarctation of the aorta presents with upper limb hypertension, diminished femoral pulses, and sometimes a systolic murmur. BP discrepancy is key." MCCQE1 Objectives (Pediatrics > 78-1: Congenital Heart Disease):
"Candidates must recognize signs of aortic coarctation, including weak lower limb pulses and systemic hypertension in children." VSD (A) typically presents with a louder murmur. Reflux nephropathy (B) may cause hypertension but without femoral pulse discrepancy. Renal artery thrombosis (C) is rare. Essential hypertension (D) is less likely in this age group with these findings.
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NEW QUESTION # 34
A 66-year-old woman with metastatic breast cancer presents with hard, difficult-to-pass stools. She has been experiencing this issue since starting morphine to control her pain. Which one of the following is the best next step?
- A. Lower her morphine dose
- B. Add a bulk-forming fiber supplement to her diet
- C. Prescribe senna
- D. Start docusate
- E. Suggest increasing her physical activity
Answer: C
Explanation:
Comprehensive and Detailed Explanation:
Opioid-induced constipation is best managed with stimulant laxatives like senna or bisacodyl. Stool softeners such as docusate are insufficient as monotherapy. Senna stimulates peristalsis, making it more effective.
Toronto Notes 2023 - Palliative Care:
"Opioid-induced constipation requires stimulant laxatives such as senna. Stool softeners alone are not adequate." MCCQE1 Objectives (Palliative Care > 92-1: Symptom Management):
"Candidates must treat opioid-related side effects appropriately, including use of stimulant laxatives for constipation." Bulk agents (C) can worsen symptoms. Reducing morphine (D) may compromise pain control. Activity (E) helps but is insufficient as first-line management.
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NEW QUESTION # 35
A 42-year-old man presents to your office with acute left knee pain and difficulty walking. He denies any trauma. He reports 2 painful episodes involving his right great toe in the last year. He smokes half a pack of cigarettes a day and drinks at least 3 beers daily. He has a temperature of 38.2°C and has a red, swollen and warm left knee. Which one of the following is the best next step?
- A. Order blood cultures.
- B. Start acetaminophen.
- C. Order radiography of the knee.
- D. Aspirate the knee joint.
- E. Start indomethacin.
Answer: D
Explanation:
The patient presents with an acutely inflamed joint and fever, raising concern for septic arthritis. A history of gout does not exclude infection. The first and most urgent step in any monoarthritis with systemic signs (fever) is joint aspiration to assess for crystals, white cells, and organisms.
Toronto Notes 2023 - Rheumatology, "Monoarthritis":
"Always rule out septic arthritis in a hot, swollen joint, especially when fever is present. Joint aspiration is essential to differentiate infection from crystal arthropathy." MCCQE1 Objectives (Medicine > Rheumatology > 49-1):
"Candidates must identify red flags for septic arthritis and understand that arthrocentesis is the first step in diagnosis and management." Initiating NSAIDs or acetaminophen without diagnosis (C, D) can delay appropriate care. Radiographs (B) do not help differentiate gout from infection acutely. Blood cultures (E) may help, but aspiration is more diagnostic.
NEW QUESTION # 36
You are seeing a 5-month-old infant who has had intermittent stridor since age 2 months. He is otherwise healthy. He has been drinking well and has been reaching all the age-specific developmental milestones.
Which one of the following is the most likely diagnosis?
- A. Aspiration of a foreign body.
- B. Tracheoesophageal fistula.
- C. Laryngomalacia.
- D. Vascular ring.
- E. Subglottic hemangioma.
Answer: C
Explanation:
Laryngomalacia is the most common cause of chronic stridor in infants. It presents with inspiratory stridor that worsens with feeding, supine positioning, or agitation. The child remains otherwise well and meets developmental milestones.
Toronto Notes 2023 - Pediatrics, Airway Disorders:
"Laryngomalacia presents with intermittent inspiratory stridor, typically beginning in the first few months of life. Diagnosis is clinical and prognosis is usually good." MCCQE1 Objectives - Pediatrics > Respiratory Disorders:
"Candidates must recognize the typical presentation of laryngomalacia and differentiate it from other causes of pediatric stridor." Vascular ring (A) or subglottic hemangioma (C) often present with more severe or progressive symptoms.
Foreign body aspiration (D) presents acutely. TE fistula (E) usually causes feeding difficulties from birth.
NEW QUESTION # 37
An 18-month-old boy is brought to the office by his guardians for a well-child visit. His guardians are concerned that his eyes do not look the same. On examination, his eyes appear as shown in the referenced photo.
Which one of the following best represents the patient's condition?
- A. Strabismus
- B. Pseudostrabismus
- C. Cataract
- D. Ptosis
Answer: A
Explanation:
The image shows an asymmetrical light reflex (corneal light reflex not centered in both eyes), which is diagnostic of strabismus. This misalignment of the eyes must be treated early to prevent amblyopia (lazy eye).
Toronto Notes 2023 - Pediatrics, Ophthalmology:
"Strabismus presents with misaligned visual axes. The Hirschberg light reflex is off-center in the affected eye.
Prompt referral is necessary to prevent amblyopia."
MCCQE1 Objectives - Pediatrics > Vision and Developmental Disorders:
"Candidates must recognize strabismus on visual screening and refer early for correction to prevent permanent vision impairment." Pseudostrabismus (B) can be ruled out here because the light reflex is not symmetric. Ptosis (A) involves drooping of the eyelid, which is not evident. Cataracts (D) would typically present with a leukocoria (white reflex), not misalignment.
NEW QUESTION # 38
A 59-year-old woman comes to the office because her 48-year-old sister was recently diagnosed with cervical cancer. Your patient thinks her mother may have also had cervical cancer. A Papanicolaou (Pap) test performed 16 months ago had normal results, as did all previous Pap tests. Which one of the following is the best next step?
- A. Arrange for human papillomavirus testing.
- B. Offer a repeat Pap test 3 years from the previous one.
- C. Offer annual Pap testing for the next 5 years.
- D. Arrange for colposcopy.
- E. Offer a repeat Pap test now.
Answer: B
Explanation:
For women aged 25-69 years who have had adequate negative screening, the recommendation is to repeat cervical cytology (Pap test) every 3 years, regardless of family history. Cervical cancer is caused primarily by HPV infection, not hereditary genetics. Family history does not alter the screening interval.
Toronto Notes 2023 - Gynecology, Cervical Cancer Screening Section:
"Routine screening with Pap test is recommended every 3 years in women aged 25-69 who have had three consecutive negative tests. Family history of cervical cancer does not modify the screening interval." MCCQE1 Objectives - Obstetrics and Gynecology > Cancer Screening:
"Candidates must apply population-based cervical cancer screening guidelines. Family history is not a risk modifier for screening frequency in cervical cancer." Options A and B are inappropriate as they increase screening frequency without indication. HPV testing (D) or colposcopy (E) are not recommended without abnormal cytology.
NEW QUESTION # 39
A 77-year-old woman is brought to the Emergency Department by ambulance because she has severe heel ulcers and dehydration. Her husband reports that she has been sick for the past 6 to 8 weeks with a cough and congestion. He shares that he has tried to bring her to medical attention on several occasions, but she refused.
The paramedics reported that her bed at home was soiled and that they could hardly reach her room due to clutter. On questioning, her answers seem reasonable. Which one of the following is the most critical next step?
- A. Find out whether the husband has a criminal record
- B. Assess the risk of financial abuse by her husband
- C. Determine whether the patient has alcohol or substance use disorder
- D. Assess the patient's decision-making ability
- E. Obtain pictures to confirm the state of their house
Answer: D
Explanation:
When elder neglect is suspected-especially in cases of self-neglect or unclear caregiver dynamics-the most important immediate step is to assess the patient's decision-making capacity. If she lacks capacity, protective intervention is warranted.
Toronto Notes 2023 - Geriatrics, "Elder Abuse and Capacity Assessment":
"Decision-making capacity must be assessed when a patient is refusing care despite evidence of harm or risk." MCCQE1 Objectives (ELOM > 90-1: Capacity and Consent):
"Candidates must assess capacity in elderly patients before attributing decisions to autonomy, particularly in complex care situations." Evaluating criminal records (B) or clutter (C) may be relevant later but do not take precedence over capacity assessment. Alcohol/substance use (D) and financial abuse (E) are differential concerns, not the critical first step.
NEW QUESTION # 40
In a research study, it is found that people who smoke tobacco cigarettes drink more coffee and have higher rates of lung cancer than people who do not smoke. However, the consumption of coffee alone is not associated with lung cancer. Which one of the following best describes the contribution of drinking coffee in the study?
- A. Confounder
- B. Predictor
- C. Risk factor
- D. Selection bias
Answer: A
Explanation:
A confounder is a variable associated with both the exposure and the outcome but not in the causal pathway.
In this study, coffee drinking is associated with smoking (the actual risk factor for lung cancer), but not independently associated with lung cancer.
Toronto Notes 2023 - Epidemiology Chapter:
"A confounder is a third variable that distorts the observed association between an exposure and an outcome.
It must be associated with both the exposure and the outcome, but not a result of the exposure." MCCQE1 Objectives (Population Health > 97-3: Study Design and Bias):
"Recognize and control for confounding in the interpretation of observational study data." Coffee is not a risk factor (B) since it's not independently associated with lung cancer, and it's not selection bias (C), which involves how participants are enrolled in a study.
NEW QUESTION # 41
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