5 MCQs in Pathology for NEET PG
Which of the following laboratory markers is considered the most sensitive and specific for the diagnosis of Disseminated Intravascular Coagulation (DIC)?
A 45-year-old male with severe sepsis develops widespread petechiae, ecchymoses, and bleeding from venipuncture sites. Laboratory tests show prolonged PT and aPTT, thrombocytopenia, and elevated D-dimer. Which of the following is the primary underlying pathophysiological event in this condition?
A peripheral blood smear from a patient with Disseminated Intravascular Coagulation (DIC) is most likely to show which of the following red blood cell morphologies?
Which of the following conditions is considered a common trigger or underlying cause for Disseminated Intravascular Coagulation (DIC)?
A 30-year-old pregnant woman at 36 weeks gestation presents to the emergency department with sudden onset severe abdominal pain, vaginal bleeding, and signs of fetal distress. Her blood pressure is 80/50 mmHg, and she is tachycardic. Laboratory tests reveal hemoglobin 8.5 g/dL, platelet count 60,000/µL, PT 25 seconds (control 12 seconds), aPTT 60 seconds (control 30 seconds), and markedly elevated D-dimer. Peripheral blood smear shows schistocytes. Which of the following is the most likely diagnosis?
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