- Pyloric stricture (e.g. scarring from ulcer)
- Extrinsic compression (e.g. external cancer, massive splenomegaly, other)
- Eating undigestable material (eg. hair) for bezoar
- Prior ulcers/gastritis from h pylori, nsaid use
- Splenomegaly from CML, other leukemia/lymphomas
- Depends on underlying process|
Nausea, vomiting, weight loss
- Sometimes palpable mass (depending on etiology)