Syndrome Z – Medicine MCQ

Which of the following is not a component of Syndrome Z?
A. Obstructive sleep apnoea
B. Blood pressure more than 130/85 mm Hg
C. Fasting triglyceride more than 150mg/dl
D. LDL more than 100mg/dl

Correct answer: D. LDL more than 100mg/dl

Explanation:
Syndrome Z is a combination of obstructive sleep apnoea and metabolic syndrome. Metabolic syndrome is diagnosed if any three of the following conditions are met:
1. Fasting plasma glucose level > 100mg/dl
2. Blood pressure > 130/85 mm Hg
3. Fasting triglyceride level > 150mg/dl
4. HDL cholesterol level < 40mg /dl (men) and < 50mg/dl (women) 5. Waist circumference > 102cm (men) and > 88cm (women)