//fpnotebook.com/
Erythema Gyratum Repens
Aka: Erythema Gyratum Repens
- Definition
- Paraneoplastic rash comprised of concentric red bands
- Associated conditions
- Associated with cancer in 80% of cases
- Most commonly associated with Lung Cancer
- Other associated conditions
- Tuberculosis
- Bullous Pemphigoid
- Symptoms
- Pruritic rash comprised of bands in concentric circles
- Bands move as much as 1 cm daily
- Signs
- Characteristics
- Concentric waves of erythema (wood grain appearance)
- Erythema may be be flat (Macular) or slightly raised
- Fine white scale may be present
- Distribution
- Trunk
- Proximal arms and legs
- Spares face, hands and feet
- Differential Diagnosis
- See Gyrate Erythema
- Course
- Onset often precedes cancer diagnosis by 9 months
- Resolves within 1 week of cancer treatment
- References
- Boyd (1992) J Am Acad Dermatol 26:757-62 [PubMed]
- Bray (2006) Am Fam Physician 73(7):1249-51 [PubMed]