All practice questions

A 58-year-old woman is currently receiving treatment in the medical intensive care unit for severe sepsis secondary to pneumonia. She is mechanically ventilated and continuously sedated with propofol. On hospital day 4, the patient develops a new-onset tachyarrhythmia. The cross-covering night physician hastily reviews the electronic health record and orders an intravenous amiodarone bolus. However, the physician fails to notice that the patient is already receiving a continuous infusion of fluconazole, a medication known to prolong the QT interval. Shortly after the amiodarone is administered, the patient develops torsades de pointes requiring emergent electrical defibrillation. The patient is successfully stabilized, but her intensive care unit stay is significantly prolonged. The attending physician is made aware of the event the following morning. The patient's husband is present at the bedside.

Which of the following is the most appropriate next step in the management of this medical error?

A 54-year-old man is evaluated in the ambulatory care clinic two weeks after hospitalization for a non-ST-segment elevation myocardial infarction. His medical history includes hypertension and hyperlipidemia. His prescribed medications include aspirin, ticagrelor, atorvastatin, and metoprolol. During the encounter, the patient expresses frustration, stating, "I stopped taking the atorvastatin and the blood pressure pill three days ago. I read on several alternative health websites that statins cause permanent muscle damage and liver failure. Honestly, I feel fine right now. Instead, I started drinking a large glass of grapefruit juice every morning and taking a high-dose garlic supplement that my brother recommended to naturally clean my arteries. I do not want to put artificial chemicals in my body."

Which of the following is the most appropriate initial response by the physician?

Match each clinical incident summary to the correct classification of human error or violation according to the patient safety error taxonomy.

During morning rounds on an inpatient hematology-oncology service, a senior resident observes concerning behavior from the attending physician. The attending, who has practiced for over thirty years, appears profoundly disoriented. She repeatedly confuses a patient admitted for a sickle cell vaso-occlusive crisis with another patient receiving induction chemotherapy for leukemia. Furthermore, she attempts to order a contraindicated intrathecal medication for a patient with a deep vein thrombosis. When the resident gently questions the orders, the attending becomes combative and states she has no memory of writing them. The attending is scheduled to perform several invasive procedures, including bone marrow biopsies, later this morning. Which of the following is the most appropriate next step for the resident?

A core competency in outpatient management is tailoring health education and behavioral counseling to the patient's readiness to change. Based on the Transtheoretical Model of Change, match each patient statement to the most appropriate, stage-matched physician counseling response.

A 32-year-old male construction worker is brought to a freestanding urgent care center by his brother. The patient has a bleeding wound on his right lateral thigh. He initially states that he accidentally impaled his leg on a piece of rebar at a construction site. On physical examination, the physician notes a circular puncture wound with a central defect and surrounding powder burns on the lateral thigh, along with a larger, irregular, stellate laceration on the medial thigh. Vital signs are stable. Upon further questioning about the inconsistent wound characteristics, the patient tearfully admits that his brother accidentally shot him with a handgun while they were cleaning firearms. The patient adamantly requests that the incident not be reported to the police, fearing his brother will face criminal charges and lose his job. Which of the following is the most appropriate next step in managing this patient's situation?

A 34-year-old primigravida at 34 weeks gestation comes to the clinic in early November for a routine prenatal visit. Her pregnancy has been uncomplicated. Her past medical history is notable only for a severe egg allergy; she experienced anaphylaxis requiring epinephrine and a brief intensive care unit admission after eating eggs at age 10, and she has strictly avoided eggs since. She has not received any vaccinations during the current pregnancy. Her only medication is a daily prenatal vitamin. Vital signs are within normal limits. Which of the following is the most appropriate immunization management for this patient today?

A 67-year-old man comes to the clinic for a routine health maintenance examination. His past medical history is significant for essential hypertension and mild osteoarthritis of the right knee. His current medications include lisinopril and as-needed acetaminophen. He reports feeling well, walking two miles daily, and having no chest pain, shortness of breath, changes in bowel habits, or weight loss.

The patient has a 40 pack-year smoking history but successfully quit smoking at age 51. He had a normal screening colonoscopy at age 62. Review of his medical record indicates he has received the recombinant zoster vaccine series, an updated 20-valent pneumococcal conjugate vaccine, a Tetanus-diphtheria-acellular pertussis (Tdap) booster 4 years ago, and completed one-time screening for hepatitis C and HIV at age 60. He has no family history of cancer, cardiovascular disease, or aortic aneurysms.

Vital signs show a blood pressure of 122/78 mmHg, heart rate of 72/min, and respiratory rate of 14/min. His body mass index is 26 kg/m². Physical examination reveals a normal cardiovascular exam with no murmurs, normal lung sounds, and a non-tender abdomen without pulsatile masses.

Which of the following is the most appropriate next step in preventive screening for this patient?

A 78-year-old woman with metastatic pancreatic cancer is receiving home hospice care. Over the past 24 hours, her level of consciousness has progressively declined, and she is now unresponsive to verbal or tactile stimuli. Her daughter, who is the designated healthcare surrogate, calls the on-call physician in severe distress. She reports that for the last two hours, the patient has been making loud, gurgling sounds with every breath. The daughter is worried her mother is 'drowning in her own fluids' and urgently asks if she should use an oral suction machine to clear deep into the patient's throat. The patient's respiratory rate is 22/min. She appears relaxed with no grimacing, accessory muscle use, or restlessness. Which of the following is the most appropriate next step in management?

High-reliability healthcare organizations employ specific communication strategies to prevent adverse events during critical care delivery, transitions of care, and interprofessional disagreements. For each of the following patient safety vignettes, select the corresponding interprofessional communication strategy that best addresses the situation described or was critically omitted.

A 58-year-old man is hospitalized for an acute pulmonary embolism and is started on a therapeutic heparin infusion. His past medical history is significant for severe, recurrent peptic ulcer disease. At 6:00 PM, the primary daytime physician transitions care to the night-shift cross-cover physician. The verbal and written sign-out provided is: "58-year-old man with a pulmonary embolism on a heparin drip. Stable for the floor. Follow up on the evening partial thromboplastin time (PTT); target is 60 to 80 seconds. Call if there are any issues."

At 9:00 PM, the patient complains of a severe tension-type headache. The cross-cover physician, who is managing multiple urgent issues on the ward, quickly reviews the sign-out note and prescribes intravenous ketorolac for pain relief. Two hours later, the patient develops massive hematemesis and hemorrhagic shock.

Which of the following components of a structured handoff protocol (e.g., I-PASS) was most critically deficient in the daytime physician's sign-out, directly contributing to this adverse event?

A 45-year-old man visits the primary care clinic for a routine wellness examination. During the review of systems, the physician notes that the patient has a history of smoking one pack of cigarettes per day for the last 20 years. The physician decides to implement the evidence-based '5 A's' behavioral counseling framework for tobacco cessation. Arrange the following physician actions in the correct chronological sequence according to this established protocol.

A physician is transferring care of a 45-year-old woman recovering from diabetic ketoacidosis from the intensive care unit to the general medical floor. The transferring physician utilizes the evidence-based I-PASS handoff protocol to ensure a safe transition and minimize communication errors. Arrange the following components of this handoff communication in the correct chronological sequence according to the standardized I-PASS framework.

A primary care network utilizes its electronic health record registry to track the development of chronic kidney disease (CKD) among adult patients with essential hypertension. At the beginning of a $5$-year observation period, $1,200$ patients with hypertension are identified. A baseline laboratory screening reveals that $100$ of these patients already have CKD; they are excluded from the at-risk cohort.

The remaining patients are followed prospectively for exactly $5$ years. The registry data reveal the following:
- $100$ patients develop CKD exactly $2$ years into the observation period.
- $100$ patients transfer their care to an out-of-network provider and are lost to follow-up exactly $3$ years into the study (without a CKD diagnosis prior to transfer).
- The remaining $900$ patients complete the full $5$-year follow-up without developing CKD.

Based on this registry data, what is the incidence rate of CKD in this cohort?

A 62-year-old man is admitted to the telemetry unit for treatment of an acute pulmonary embolism and is currently receiving a continuous unfractionated heparin infusion. During the night shift, the cross-covering first-year internal medicine resident is urgently paged by the bedside nurse, who reports that the patient has developed acute-onset right-sided weakness and a facial droop over the past 20 minutes. The resident evaluates the patient, confirms the new focal neurological deficits, and suspects an acute ischemic stroke. The resident immediately contacts the on-call neurology attending physician. After hearing the presentation, the neurologist states, 'This is likely a recrudescence of an old deficit. Order a magnetic resonance imaging scan for tomorrow morning. I am not coming in for this.' The resident reviews the chart and finds no prior history of cerebrovascular accidents. The resident expresses concern, stating, 'I am concerned that this is a new acute stroke requiring immediate evaluation, as the patient has no prior neurological history.' The neurologist replies, 'My clinical judgment stands. Do not page me about this patient again tonight,' and hangs up the phone.

Which of the following is the most appropriate next step for the resident to ensure patient safety?

Match each of the following interprofessional communication challenges with the most appropriate standardized high-reliability communication tool or conflict resolution framework.

Healthcare economics encompasses several theoretical frameworks that explain the financial behaviors of patients, providers, and healthcare organizations within value-based and fee-for-service systems. Match each foundational healthcare economics concept to the clinical or administrative scenario that best exemplifies its application.

Match each of the following end-of-life clinical scenarios involving conflicts in decision-making to the most appropriate legal or ethical resolution.

An internal medicine physician is evaluating several outpatients who have suboptimally controlled chronic conditions due to medication nonadherence. For each patient statement describing their primary reason for nonadherence, select the most appropriate initial counseling or management strategy.

Match each patient clinical profile with the single most appropriate next step in preventive care and screening according to current clinical guidelines.