A foreign body granuloma develops when the body encounters a material it cannot digest. In defense, the immune system walls off the object with macrophages, histiocytes, multinucleated giant cells, T cells, and fibroblasts. This process can lead to pain, swelling, and a palpable lump.
Common culprits include: Carbon pigments in tattoos or accidents Cosmetic fillers such as collagen, silicone, paraffin, hyaluronic acid Medications like corticosteroids, polyvinylpyrrolidone, hydroquinone Mineral/metallic particles (gravel, silica, aluminium, zinc, nickel) Biotic/abiotic materials (talc, cactus spines, glass, retained sutures, splinters, natural/artificial hair) Ruptured cysts , hairs, calcium deposits The Rare Case In this report, a rare and unusual granuloma was discovered. Despite ultrasound and X-ray failing to detect the foreign body, clinical examination revealed a palpable mass. On…