Omer Usman, MD (he/him/his)

Texas Tech University Health Sciences Center

Poster(s):

• P2599 - Malignant Transformation of a Tailgut Duplication Cyst Into Squamous Cell Carcinoma: A Rare Cause of Perirectal Mass in a Patient With Ulcerative Colitis and Cirrhosis
  Monday, October 27, 2025

  10:30 AM - 4:00 PM PDT

• P2960 - The Efficacy of Dicyclomine for the Unspecified Abdominal Pain (UAP) in the Emergency Department: A Retrospective Study
  Monday, October 27, 2025

  10:30 AM - 4:00 PM PDT