This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Life threatening complication of recalcitrant Hyperemesis Gravidarum are all except 
Select and explain. 
A. Esophageal rupture, B. Hyperprothrombinemia, C. Thiamine deficiency, D. Hyperalimentation complications.
B: Hyperprothrombinemia
Answer: B: Hyperprothrombinemia 
Explanation: Some life-Threatening complications of recalcitrant Hyperemesis Gravidarum.

Acute kidney injury - may require dialysis
Diaphragmatic rupture
Esophageal rupture - Boerhaave syndrome
Hypoprothrombinemia - Vitamin K deficiency
Hyperalimentation complications
Mallory-weiss tears - bleeding, pneumothorax, pneumomediastinum, pneumopericardium
Wernicke encephalopathy - thiamine deficiency.