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BLUE NEVUS

This is a type of a mole that is usually present at birth but can develop later in life as well.

There are 3 types of blue nevus

1. Common blue nevus
2. cellular blue nevus
3. combined blue nevus – nevomelanocytic nevus

Common blue nevus:

This is seen as a small bluish grey papule commonly over the hands and feet.  It develops later in life 

 Cellular blue nevus:

This is bigger in size reaching upto 3cm in diameter.

 Combined blue nevus and melanocytic nevus:

 These also present as bluish grey nodules or plaques and may be present at birth or develop later in life. 

 Blue Nevus are present in about 1: 3000 people.  It can be seen in the oral cavity and other internal sites.

Treatment

 Any blue nevus which has not changed recently can be left alone. 

 Any change warrants a deep biopsy to look under the microscope.  

Regular examinations should be done of all blue nevus which can be done by the patient.

BLUE NEVUS  CLICK HERE