endoscopy
type: Concept
broader: surgical diagnostic techniques

artificial pneumoperitoneum
type: Concept
broader: surgical diagnostic techniques

diagnostic techniques and procedures
type: Concept
narrower: surgical diagnostic techniques

biopsy
type: Concept
broader: surgical diagnostic techniques

diagnostic pneumomediastinum
type: Concept
broader: surgical diagnostic techniques

concepts
type: Collection
type: ConceptGroup
member: surgical diagnostic techniques

surgical diagnostic techniques
type: Concept
narrower: endoscopy
narrower: diagnostic pneumomediastinum
narrower: biopsy
narrower: artificial pneumoperitoneum
broader: diagnostic techniques and procedures