1. Gastrointestinal Sarcoidosis and Gastric Melanosis (Video)
Shou-jiang Tang, Ruonan Wu, Feriyl Bhaijee 
Video Journal and Encyclopedia of GI Endoscopy 
Volume 2, Issue 3, Pages (December 2014)
DOI: /j.vjgien
Copyright © 2014 The Authors Terms and Conditions

2. Figure 1
Endoscopic images showing bluish discoloration involving one-third to one-half of the circumference of the gastric antrum (A and B), diffuse small erosions with slightly raised edges and diminutive erythematous polypoid lesions are seen throughout the stomach (A and B) and colon (C and D).
Video Journal and Encyclopedia of GI Endoscopy 2014 2, 95-98DOI: ( /j.vjgien )
Copyright © 2014 The Authors Terms and Conditions

3. Figure 2
Histopathological image demonstrating deposits of granular and non-polarizable darkly-pigmented material (melanin) within the gastric lamina propria (Hematoxylin & Eosin 40×).
Video Journal and Encyclopedia of GI Endoscopy 2014 2, 95-98DOI: ( /j.vjgien )
Copyright © 2014 The Authors Terms and Conditions

4. Figure 3
Histopathological image demonstrating a prominent focus of confluent non-caseating granulomatous inflammation within the gastric submucosa (Hematoxylin & Eosin 40×).
Video Journal and Encyclopedia of GI Endoscopy 2014 2, 95-98DOI: ( /j.vjgien )
Copyright © 2014 The Authors Terms and Conditions

5. Figure 4
Histopathological image demonstrating the colon mucosa (on the right) with a prominent focus of confluent non-caseating granulomatous inflammation within the submucosa, undermining the surface epithelium (Hematoxylin & Eosin 20×).
Video Journal and Encyclopedia of GI Endoscopy 2014 2, 95-98DOI: ( /j.vjgien )
Copyright © 2014 The Authors Terms and Conditions