A dermatologist is a doctor who has extensive training and knowledge of the skin, scalp, hair and nails and treats conditions that affect those areas. These doctors will evaluate any abnormality, blemish or lesion on the skin in order to determine the cause and will determine a course of treatment.
Definition of rampart for English Language Learners. : a tall, thick stone or dirt wall that is built around a castle, town, etc., to protect it from attacks.
  Calcium stones are the most common type of kidney stone and occ â¦ ur  in two major forms: calcium oxalate and calcium phosphate.   Uric acid stones form when the urine is persistently acidic.   Struvite stones result from kidney infections. Calcium stones are the most common type of kidney stone and occ â¦ ur  in two major forms: calcium oxalate and calcium phosphate.   Uric acid stones form when the urine is persistently acidic.   Struvite stones result from kidney infections.