Erythema Annulare Centrifugum - Causes

Causes

Often no specific cause for the eruptions is found. However, it is sometimes linked to underlying diseases and conditions such as:

• Food (including blue cheese or tomatoes).
• Fungal, Bacterial and Viral infections such as sinusitis, tuberculosis, candidiasis or tinea.
• Drugs including finasteride, chloroquine, hydroxychloroquine, oestrogen, penicillin and amitriptyline.
• CANCER-sensitivity to malignancy (especially the type known as erythema gyratum perstans, in which there are concentric and whirling rings).
• Primary biliary cirrhosis.
• Graves disease.
• Appendicitis.
• Lupus
• Pregnancy (EAC usually disappears/stops soon after delivery of baby).
• Hormone (Contraceptive Pill, Stress, Hormone Drugs)
• Lyme Disease