Erythema nodosum
Erythema Nodosum
It is an inflammatory disorder affecting subcutaneous fat.
It presents as tender red nodules on the anterior shins mainly
More common in females
Clinical features
Erythema nodosum presents with tender bilateral erythematous subcutaneous nodules erupting over one to several weeks.
The patient may have a fever and joint pain
Causes
Infections
Tuberculosis
Streptococcal throat infection
Chlamydia,
Fungal infections such as histoplasmosis,
Parasitic infections such as amoebiasis, giardiasis
Viral infections such as herpes simplex, viral hepatitis, human immunodeficiency virus (HIV) infection
Medications
- Sulfonamide
- Amoxicillin
- Oral contraceptive
- Non-steroidal anti-inflammatory drugs
- Bromide
- Salicylate
- Gold salt
Others
- Inflammatory bowel disease (ulcerative colitis or Crohn disease)
- Sarcoidosis
- Malignancy
- Lymphoma
- Leukemia
- Behçet disease
- Pregnancy
Diagnosis
Clinical
Management
Treat the cause
