08 January 2024
: Case report
A 65-Year-Old Man Presenting to the Emergency Department with Gastric Hemorrhage Caused by a Glomus Tumor
Challenging differential diagnosis, Rare disease
Mariana Deacu12ABG, Madalina Bosoteanu12CD, Cristian-Ionut Orășanu
DOI: 10.12659/AJCR.942610
Am J Case Rep 2024; 25:e942610
Table 1. Interpretation of immunohistochemistry performed for the diagnosis of glomus tumor.
Immunomarker | Clone | Reaction | Quantification |
---|---|---|---|
Collagen IV | ZM 177 | Present | Strongly cytoplasmic and membranous |
Smooth muscle actin | 1A4 | Present | Strongly cytoplasmic |
Ki-67 | MIB-1 | Present | Strong nuclear, 1/50 high-power fields |
Vimentin | ZR 381 | Present | Weak cytoplasmic |
Chromogranin A | ZM 12 | Negative | – |
DOG1 | DOG 1.1 | Negative | – |
HMB45 | HMB 45 | Negative | – |
Desmin | D 33 | Negative | – |
CD 31 | JC/70A | Negative | – |