28 yo female has a throbbing, one-sided headache three times a month. It occurs suddenly, persists for 2 days. This is what type of headache?

Correct Answer: B

Rationale: The headache described fits the pattern of a migraine without aura, characterized by unilateral, throbbing pain lasting between 4 hours and 3 days.

Correct Answer: D

Rationale: All listed symptoms (fever, malaise, vomiting, and diarrhea) are characteristic of Ebola virus disease, making 'All of the above' the correct choice.

Correct Answer: A

Rationale: In the absence of deteriorating renal function or refractory hypertension, conservative management with regular follow-up is sufficient for this patient.

Correct Answer: A

Rationale: Left-sided heart failure is characterized by pulmonary congestion and edema. Right-sided heart failure is characterized by congestion in the systemic venous system that increases systemic vascular resistance. Jugular vein distention is a classic sign of right-sided heart failure. Peripheral edema is seen in right-sided failure.

Correct Answer: B

Rationale: Heart failure is the fastest growing cardiac disorder at this time. The incidence and hospitalization rates associated with heart failure are reflective of the aging population in the United States. The incidence of heart failure is 10 per 1000 population in people over 65. Heart failure affects about 5.7 million Americans. More than 550,000 new cases of heart failure are diagnosed in the United States each year.