This fact is from Biopsy Techniques in Oral & Maxillofacial Surgery. It is a commonly tested concept in NEET MDS examinations. Understanding this fact is crucial for answering MCQs correctly.
Incisional biopsy = large lesions includes margin of normal tissue
Excisional biopsy = small lesions less than 1cm complete removal
FNAC = fine needle aspiration cytology for salivary gland and lymph nodes
Brush biopsy = OralCDx screening test
Punch biopsy = circular blade mucosal lesions