lower respiratory tract smear
Definition: a group of cytologic specimens containing material from the lower respiratory tract and consisting mainly of sputum (spontaneous, induced) and material obtained at bronchoscopy (aspirated, lavaged, brushed); used for cytologic study of cancer and other diseases of the lungs.
Synonym(s): bronchoscopic smear, sputum smear
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Examples: glitazone, GI cocktail, etc.
