Hepatic angiomyolipoma: differential diagnosis from other liver tumors in a special reference to vascular imaging - importance of early drainage vein

Surgical Case Reports

Table 2 Reported cases having early drainage vein in hepatic angiomyolipoma

Author	Publish year	Number of cases	Detection modality	Drainage vein
1. Murakami [14]	1993	1	DSA	Hepatic vein
2. Yoshimura [15]	2002	2	DSA	Hepatic vein
3. Zheng [16]	2005	2	DSA, CED, US	Hepatic vein
4. Jeon [17]	2010	5	MDCT	Hepatic vein
5. Iwao [26]	2014	4	DSA	Hepatic vein
6. Wang [19]	2014	16	MRI	Not described ^a
7. Present case		1	DSA	Hepatic vein

DSA, digital subtraction angiography; CED, contrast-enhanced Doppler; US, ultrasound; MDCT, multi-detector computed tomography; MRI, magnetic resonance imaging,
^aDrainage to hepatic vein, inferior vena cava, or portal vein.