Glomus Tumor of the Stomach: A Rare Cause of Upper Gastrointestinal Bleeding

Table 1

Antibodies, dilutions, sources, and results of immunohistochemical staining analysis of sections of a gastric glomus tumour in a 34-year-old woman.

Antibody	Dilution	Result
α-smooth muscle actin (HHF35)^a	1 : 100	Positive
AE1/AE3b	1 : 200	Negative
Actin^b	1 : 200	Positive
Collagen type IVb	1 : 400	Positive
S-100 protein^b	1 : 400	Negative
Desmin^b	1 : 3.200	Negative
Creatine kinase^b	1 : 125	Negative
CD117^b	1 : 1.1600	Negative
CD34^c	1 : 50	Negative
DOG1 protein (K9)^b	1 : 50	Negative
p53 protein (DO-7)^b	1 : 200	Negative
Chromogranin A (DAK A-3)^b	1 : 600	Negative
Ki-67 (MIB-1)^b	1 : 4800	Positive (<5%)

^aThermo Fisher Scientific, Waltham, Mass, USA;
^bDako, Glostrup, Denmark, Calif, USA;
^cSanta Cruz Biotechnology, Santa Cruz, Calif, USA; Novocastra, Newcastle, UK.