The different specializations in doctor are:

• Dermatology- It is the branch of medicine that deals with the skin. Dermatologists manage diseases related to skin, hair, nails, and other cosmetic-related problems.  

• Ophthalmology- It is the branch of medicine that deals with the diagnosis and treatment of eye disorders.

• Pathology- It is the branch of medicine that deals with the study and diagnosis of disease through the examination of removed organs, tissues, etc.

• Nephrology- It is the study of kidneys and deals with the diagnosis and management of their diseases.

• Pediatrics- Pediatrics is the branch of medicine that deals with the physical, mental and social health of children.