Causes of alteration in nail
Causes of alteration of nail are
- Clubbing
- Koilonychia
- Beausline
- Plummer nail
Causes of Beaus line are the following
- Acute febrile illness
- Pneumonia
- Exanthems—Measles, Mumps
- Myocardial infarction, Pulmonary infarction
- Childbirth
- Drug reaction.
Onycholysis of the nail (rat bitten nail)
Causes
- Hypothyroidism, hyperthyroidism
- Raynaud's disease
- Porphyria
- Photo-onycholysis—Doxycycline, chlortetracycline and chloramphenicol.