Hair loss or alopecia refers to a loss of hair on one or more parts of the body. The scalp is mostly affected. Depending on the severity of hair loss, it may affect only a small area or the entire body. Males and females are both affected by alopecia.
- Thyroid disease
- Ulcerative colitis
- Abnormality in the immune system that damages hair follicles
Diagnosis and Treatment
It is occasionally necessary to biopsy the scalp to confirm the diagnosis. A bald area may also show a growth of short hairs that are presumably fractured hairs, thin and short hairs, and grey hairs growing in the area.
- Steroid creams, lotions, and shampoos
- Topical immunotherapy
- Elimination of emotional stress
- Oral systemic steroids