A 12-year-old girl presents 3 weeks after an untreated streptococcal pharyngitis with a painful migratory arthritis affecting large joints, fever, a macular ring-shaped rash on her trunk, and a cardiac murmur. What diagnostic criteria framework applies, and how many criteria does she meet?

A 28-year-old woman returns from a 2-week trip to Southeast Asia with 4 days of bloody diarrhea, fever (38.8°C), and tenesmus. She is otherwise hemodynamically stable. Per current evidence-based guidelines, what is the preferred antibiotic therapy?

Murmur grading from 1–6 is based primarily on which characteristic, and at which grade does a PALPABLE THRILL first appear?

According to the 2025 American Thoracic Society (ATS) guidelines, which diagnostic modality has been added as a \’reasonable alternative\’ to chest X-ray for pneumonia diagnosis, and what are its reported sensitivity and specificity?

The gold standard for definitive diagnosis of myocarditis is:

The LDL and HDL targets for cardiovascular risk reduction are:

The Framingham Risk Score incorporates which of the following variables for cardiovascular risk assessment in women?

The Fontaine Classification Stage III for peripheral vascular disease is characterized by:

Metabolic syndrome has been termed by several alternative names including Reaven syndrome and the deadly quartet. What physical examination findings are specifically suggestive of insulin resistance?

The classic presentation of rheumatoid arthritis involves which specific joint distribution?