mrcem2-0169
A 35-year-old woman with a history of paroxysmal supraventricular tachycardia is found to have a diagnosis of Lown-Ganong-Levine (LGL) syndrome.
Which of the following statements about LGL syndrome is NOT true?
MRCEM 2 Category: Cardiology
mrcem2-0170
A 35-year-old woman with a previous diagnosis of paroxysmal supraventricular tachycardia is found to have Lown-Ganong-Levine (LGL) syndrome.
Which of the following statements about LGL syndrome is correct?
mrcem2-0159
You are overseeing the care of a 68-year-old man who has presented to the ER after experiencing a sudden onset of dizziness and difficulty breathing. Upon examination, the patient’s heart rate is found to be 44 beats per minute, indicating bradycardia. Which of the following factors increases the risk of developing asystole?
mrcem2-0160
A 25-year-old woman comes in with a complaint of palpitations that occur during her regular jogging routine. Her mother passed away at a young age from an unknown cause. During the examination, her pulse feels irregular and there is a presence of a double apical impulse. A systolic murmur can be heard at the left sternal edge that spreads throughout the praecordium.
What is the SINGLE most probable diagnosis?
mrcem2-0161
A 25-year-old is brought into the emergency department after being discovered unresponsive in a neighbor’s backyard. It is suspected that the patient had consumed alcohol at a nearby bar and opted to walk home in the snowy conditions. The patient’s temperature is documented as 27.8ºC. The nurse connects leads to conduct a 12-lead ECG. Which of the subsequent ECG alterations is most closely linked to hypothermia?
mrcem2-0162
A 25-year-old is brought into the emergency department after being discovered unresponsive in a neighbor’s backyard. It is suspected that the patient had consumed alcohol at a nearby club and opted to walk home in the snowy conditions. The patient’s temperature is documented as 27.8ºC. The nurse connects leads to conduct a 12-lead ECG. Which of the subsequent ECG alterations is most closely linked to hypothermia?
mrcem2-0163
A 37 year old female presents to the emergency department complaining of shortness of breath and chest pain in the center of her chest. Upon further questioning, the patient reveals that she experienced muscle pain, gastrointestinal issues, a mild fever, and fatigue for approximately three days about a week ago. She informs you that she is typically in good health and regularly runs 5-10km two to three times per week. The patient has no significant medical history, does not take any medications on a regular basis, has never smoked, and does not consume alcohol. Given the patient’s symptoms, you suspect the possibility of myocarditis. Which of the following sets of blood test results would be expected in a patient with myocarditis?
mrcem2-0148
A 25 year old female is brought to the emergency department with a gunshot wound to the abdomen. You observe that the patient is breathing rapidly and her neck veins are distended. The trachea is centrally located. Her vital signs are as follows:
Blood pressure: 88/56 mmHg
Heart rate: 127 bpm
Respiration rate: 28 rpm
SpO2: 99% on 15L oxygen
What is the probable diagnosis?
mrcem2-0149
You assess a 60-year-old individual who has arrived at the emergency department with a progressive increase in difficulty breathing. Upon reviewing the patient’s medical history, you discover that they underwent an echocardiogram a year ago, which revealed moderate tricuspid regurgitation. Which of the following physical indications is linked to tricuspid regurgitation?
mrcem2-0150
You evaluate a 75-year-old woman with chronic heart failure.
Which specific beta-blocker is approved for the treatment of chronic heart failure?