Granuloma annulare subcutaneum L92.0

Rare, especially in children but also in adults, eminently chronic variant of granuloma anulare. The nodules or nodules lie deep cutaneously or subcutaneously; they are asymptomatic; also called pseudorheumatic nodules. Associations with diabetes mellitus are disproportionately common.

Lower limb (tibial crest and foot) and capillitium, in adults also above the finger joints and elbows. In children also described several times in the penis area.

Usually multiple, asymptomatic, skin-colored or reddish-livid, deep dermal or subcutaneous, moderately rough, displaced nodules and nodules 0.5-1.5 cm in size. The skin over the nodules may be reddish in color, or may remain without coloration. Years of existence (5-15 years) is characteristic.

1. Agrawal AK et al (2012) An unusual presentation of subcutaneous granuloma annulare in association with juvenile-onset diabetes: case report and literature review. Pediatr Dermatol 29:202-205
2. Barzilai A et al (2005) Pseudorheumatoid nodules in adults. Am J Dermatopathol 27: 1-5.
3. Fathi K et al (2014) Subcutaneous granuloma annulare of the penis associated with a urethral anomaly: case report and review of the literature. Pediatr Dermatol 31:e100-103

4. Ţăranu T et al (2017) Subcutaneous granuloma annulare. Acta Dermatovenerol Croat 25:292-294.

5. Toepfer NJ et al. (20111) Three cases of subcutaneous granuloma annulare of the penis: a rare presentation of a common disease. Urology 78:508-510