A cholecystostomy or cholecystotomy is a procedure where a stoma is created in the gallbladder, which can facilitate placement of a tube for drainage, first performed by American surgeon, Dr.
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An axotomy is the cutting or otherwise severing of an axon.
Bilateral cingulotomy is a form of psychosurgery, introduced in 1948 as an alternative to lobotomy.
A biopsy is a medical test commonly performed by a surgeon, interventional radiologist, or an interventional cardiologist involving extraction of sample cells or tissues for examination to determine the presence or extent of a disease.
Brain biopsy is the removal of a small piece of brain tissue for the diagnosis of abnormalities of the brain.