Chronic Hepatitis C with Cyanosis

Table 1

Differential diagnosis of hepatopulmonary syndrome.

	Parameter	HPS	PPH	HHTS	HH	Pneumonia
History	Liver disease	+	+	+/-	+	+/-
	Epistaxis	+/-	+/-	+	+/-	-
	Genetic predisposition	+/-	+/-	+ (AD)	-	-
Physical; examination	Cyanosis	+	-	-	-	Usually -
	Telangiectasia	+/-	+/-	+	+/-	-
	Hypoxemia	Severe	Mild	+/-	Mild	+/-
	Other findings	Platypnea	Loud P2; ↑ JVD		Unilateral ↓ air entry	Dullness

HPS: hepatopulmonary syndrome, PPH: portopulmonary hypertension, HHS: hereditary Hemorrhagic Telangiectasia Syndrome, HH: Hepatic Hydrothorax, AD: autosomal dominant, JVD: jugular venous distension.