CAUSES :
1. GROUPED VESICLES
- HERPES SIMPLEX
- ECZEMA HERPETICUM
- HERPES ZOSTER
- ACUTE DERMATITIS
- LYMPHANGIOMA CIRCUMSCRIPTUM
- DERMATITIS HERPETIFORMIS
- FAMILIAL BENOGN CHRONIC PEMPHIGUS
2. SCATTERED DISCRETE VESICLES
-A. GENERALIZED
- VARICELLA
- SCABIES
- ALLERGIC VASCULITIS
B. HANDS , FEET & MOUTH
- HAND, FOOT & MOUTH DISEASE
C. HAND & FEET
- POMPHOLYX
- VESICULAR ID
D. ON EXPOSED SKIN
- PORPHYRIA CUTANEA TARDA
- HYDROA AESTIVALE
- PLANT DERMATITIS
- INSECT BITES
- PHOTODERMATITIS