Gastrointestinal stromal tumors (GIST) are relatively rare tumors of gastrointestinal (GI) tract. most commonly arise from the stomach followed by small intestine and colon. clinically GIST present with occult GI bleeding. abdominal pain and intestinal obstruction. https://www.roneverhart.com/Western-Digital-Ultrastar-DC-HC570-WUH722222ALE6L1-22TB-7-2K-RPM-SATA-6Gb-s-512e-SED-3-5in-Recertified-Hard-Drive/