Scalp refers to the skin covering the head, and there is no medical procedure that involves complete removal of that skin.
Another answerCraniotomy is the term that refers to cutting through the skull to access the inside of the cranium.
Another answerAlopecia Reduction - is the medical term for scalp removal
Decompression is the medical term meaning removal of pressure.
Cystectomy is the medical term meaning surgical removal of the bladder.
Hemorrhoidectomy is the medical term meaning surgical removal of hemorrhoids. -ectomy is the combining form meaning surgical removal.
Parotidectomy is the medical term meaning surgical removal of the parotid gland.
Hemiglossectomy is the medical term meaning surgical removal of half the tongue.
Hemihepatectomy is the medical term meaning surgical removal of half or a lobe of the liver.
Hydrocelectomy is the medical term meaning surgical removal of a hydrocele.
Pharyngolaryngectomy is the medical term meaning surgical removal of both the larynx and pharynx. The individual procedures are laryngectomy and pharyngectomy.
Amniocentesis is the medical term for removal of fluid in the amniotic sac.
Tonsillectomy is the medical term meaning surgical removal of a pharyngeal tonsil.
The medical term for the surgical removal of the pylorus is "pyloromyotomy."
Urethrolysis is the medical term meaning surgical removal of urethral adhesions.