Nathanial Bartosek, MD

Corewell Health East William Beaumont University Hospital

Poster(s):

• P4253 - Collagenous Gastritis in a Patient With Iron Deficiency Anemia and Diffuse Large B-Cell Lymphoma
  Monday, October 27, 2025

  10:30 AM - 4:00 PM PDT

• P4254 - Gastric Perforation Secondary to Ingested Fishbone: A Case of Delayed Presentation
  Monday, October 27, 2025

  10:30 AM - 4:00 PM PDT

• P4255 - Synergistic Gastrointestinal Toxicity of Immune Checkpoint Inhibitors and Corticosteroids Leading to Gastric Perforation
  Monday, October 27, 2025

  10:30 AM - 4:00 PM PDT