+ gross
52
+ oral
34
+ carcinoma
9
+ histology
6
+ squamous cell carcinoma
6
+ endoscopy
5
+ forensics
4
+ respiratory
4
+ aspirated blood clot
3
+ edema
2
+ herpes
2
+ herpes simplex
2
+ hypopharyngeal edema
2
+ patient
2
+ radiology
2
+ ulcer
2
+ edema hypopharynx
1
+ leukoplakia vocal cord
1
+ papilloma on vocal cord
1
+ ulcer due to tube
1