health

A 74-year-old man presents with exertional dyspnea and generalized weakness. On examination, you discover a high-pitched, blowing diastolic ...

Pterygium is a raised, wedge-shaped, non-cancerous growth of the conjunctiva onto the cornea, characterized by elastotic degeneration of an...

- Blue Nevus is a group of melanocytic lesions which all appear blue in colour due to the optical effects of light reflecting off melanin de...

A mass characterized by fibrocystic change is a pathological rather than a clinical diagnosis. A fibrocystic mass is diagnosed based on the ...

 Which of the following grades of deep tendon reflexes best describes a patient with transient and intermittent clonus? a. Grade 0 b. Grade ...

Donald E. Ganem, University of California, San Francisco and HHMI

A vertical bulge down the midline of the abdomen can be seen in many newborns when intra-abdominal pressure increases. In this photo, a shad...