Infantile Tay-Saches disease is characterized by relentless…

Infantile Tay-Saches disease is characterized by relentless deterioration of mental and physical abilities. It is caused by genetic mutation of HEXA gene coding for a vital hydrolase enzyme What do you expect about the localization of this hydrolase enzyme?

A 32-year-old woman presents with joint stiffness and pain o…

A 32-year-old woman presents with joint stiffness and pain of the hands and wrists for the last two years. Her symptoms are most severe in the morning and improve in the afternoon. She reports an unintentional loss of 15 pounds over the course of 3 months as well as fatigue. On physical exam, there is swelling and tenderness at the metacarpophalangeal and proximal interphalangeal joints. What is the most probable cause of her condtion?  

A 25-year-old man presents to the emergency department with…

A 25-year-old man presents to the emergency department with altered mental status. He was found down in the middle of the street. His past medical history is unknown. His temperature is 99.0°F (37.2°C), blood pressure is 104/64 mmHg, pulse is 70/min, respirations are 4/min, and oxygen saturation is 91% on room air. The patient is being resuscitated. His eye exam is shown below. Which of the following was most likely to be found on lab reports ?