A patient presents with easy bruising, petechiae, and a prolonged bleeding time. Which of the following coagulation disorders is most likely responsible for these symptoms?

A Bernard-Soulier syndrome
B Grey platelet syndrome
C Glanzmann thrombasthenia ✓
D Chediak-Higashi syndrome

Explanation

Glanzmann thrombasthenia is a rare bleeding disorder characterized by platelet dysfunction, leading to easy bruising, petechiae, and a prolonged bleeding time.

Source

Williams Hematology
Hematology Hematology: Coagulation Disorders Hematology: Coagulation Disorders Hard MEDICAL Confidence: high