Clinical Reasoning — Flashcards

Flashcard 711: What is the general underlying cause of a normocytic anemia with a corrected reticulocyte count > 3%? _____

Answer: Peripheral destruction (hemolysis)

Flashcard 712: H. pylori infection may be diagnosed using the _____ breath test

Answer: urea

Flashcard 713: The _____ test may be used to aid in the diagnosis of Zollinger-Ellison syndrome

Answer: secretin stimulation

Flashcard 714: The _____ is a diagnostic test that detects the heterophile antibodies seen in EBV infection via agglutination of sheep or horse RBCs.

Answer: Monospot Test

Flashcard 715: How do uric acid kidney stones appear on **CT**?

Answer: Radiopaque (Visible)

Extra: Uric acid stones are **radiolucent** (invisible) on plain film X-ray but **radiopaque** (visible) on non-contrast CT. This discordance is a classic diagnostic clue.

Flashcard 716: Vitamin C deficiency is characterized by an _____ bleeding time

Answer: increased

Flashcard 717: Contrast studies of chronic pancreatitis reveal a "_____" pattern due to dilatation of pancreatic ducts

Answer: chain of lakes

Flashcard 718: If a patient has Zollinger-Ellison syndrome, gastrin levels will remain _____ after administration of secretin (secretin stimulation test)

Answer: elevated

Flashcard 719: _____ echocardiogram may be used to detect lesions on heart valves, which aids in the diagnosis of bacterial endocarditis

Answer: Transesophageal

Flashcard 720: Which fungal complication can present with ring enhancing lesions on CT scan?_____

Answer: Angioinvasive aspergillosis