Which of the following causes hyperkalemia with K+ excess?

Correct Answer: A

Rationale: Tumor lysis syndrome releases large amounts of potassium due to rapid cell breakdown, leading to hyperkalemia.

Correct Answer: B

Rationale: Patterned burns suggest deliberate infliction, as they often match objects used to cause harm. Splash marks and unclear borders could occur accidentally, while stocking/glove distribution is associated with immersion injuries.

Correct Answer: D

Rationale: Osler's nodes are painful, tender nodules found on fingers and toes, caused by immune complex deposition in infective endocarditis.

Correct Answer: A

Rationale: People often migrate from rural to urban areas in search of better educational facilities, which are typically more accessible in cities.

Correct Answer: C

Rationale: >50% of allergic rhinitis patients have allergic conjunctivitis, as both conditions share similar allergic mechanisms and triggers.