Michael P Hartung ◉

Dr. Michael P Hartung is radiologist based in Wisconsin, USA. He completed medical school at the University of Wisconsin-Madison, residency at the Medical College of Wisconsin, and Abdominal Imaging and Intervention fellowship at the University of Wisconsin-Madison. He has brief experience in private practice and currently works in Madison, WI as an Abdominal Imaging and Intervention faculty.

He is also greatly interested in exploring the role that radiologists can play in international medical mission work, and is a volunteer teleradiologist for Tenwek Hospital in Kenya, Africa and Diospi Suyana Hospital in Peru. He has created comprehensive online radiology CME courses for the educational company Medmastery. He uses Radiopaedia and his website (learnabdominal.com) to help medical students and residents learn abdominal radiology.

Disclosures:

Otsuka Pharmaceutical, Consultant (ongoing)
Innovenn, Inc, Consultant (ongoing)

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Michael P Hartung ◉

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Pentastomiasis

Circumcaval/retrocaval ureter

SMA embolism with mesenteric ischemia, splenic and renal infarcts

Acute SMA embolus with mesenteric ischemia

Ruptured ovarian cyst with active bleeding and hemoperitoneum

Sialolithiasis and sialoadenitis

Degloving injury of the foot

Small bowel obstruction caused by internal hernia

Nodular and geographic hepatic steatosis

Ulcerative colitis - pancolitis on presentation

Perforated appendicitis with necrotizing fasciitis

Jejunal gastrointestinal stromal tumor (GIST)

Duodenojejunal junction gastrointestinal stromal tumor (GIST)

Acutely ruptured and infarcted hepatocellular carcinoma

Abdominal wall desmoid tumor

Petersen internal hernia resulting in volvulus of the entire small bowel

Multiple abdominopelvic gossypibomas

Abdominal wall gossypiboma

Hepatic hemangioma

Erdheim-Chester disease

Closed loop small bowel obstruction - adhesive band

Ureterovesicle junction stone

Small bowel obstruction - indirect inguinal hernia

Caroli disease

Malignant small bowel obstruction - metastases

Afferent loop syndrome due to internal hernia and closed-loop obstruction

Closed loop small bowel obstruction - adhesions

Incarcerated umbilical hernia resulting in small bowel obstruction

Closed loop small bowel obstruction - internal hernia

Small bowel obstruction due to ventral hernia

Small bowel/mesenteric ischemia due to SMA embolus

Acute cholecystitis - CT

Gastrointestinal neuroectodermal tumor (GNET)

Esophageal and gastric pneumatosis, portal venous gas

Budd-Chiari syndrome

Small bowel obstruction due to surgical internal hernia defect

Small bowel ischemia - SMA thromboembolus

Small bowel ischemia - SMV thrombosis

Abdominal wall and retroperitoneal tuberculosis

Perforated marginal ulcer related to Roux-en-Y gastric bypass

Ileum neuroendocrine tumor with partial small bowel obstruction

Omental solitary fibrous tumor

Multiple hereditary exostoses with iliac chrondrosarcoma

Small bowel desmoid tumor

Periureteric plasmacytomas

Infiltrative pancreatic adenocarcinoma - mimicking pancreatitis

Torsed ovarian dermoid cyst

Colonic intussusception due to adenocarcinoma

Acute diverticulitis - transverse colon

Malignant small bowel obstruction due to lymphoma

Closed loop small bowel obstruction - adhesive disease and hemorrhagic ischemia

Obstructive distal colonic adenocarcinoma causing cecal perforation

Severe pancreatitis with extensive retroperitoneal collections

Arrow injury to the chest

Cecal diverticulitis

Massive abdominal wall desmoid tumor

Closed loop small bowel obstruction - adhesions and infarct

Transmesenteric internal hernia related to urostomy resulting in closed loop obstruction

Roux-en-Y gastric bypass internal hernia: right-sided anastomosis and volvulus

Roux-en-Y gastric bypass internal hernia: right-sided anastomosis

Closed loop small bowel obstruction - omental adhesion causing "internal hernia"

Complex closed loop small bowel obstruction - adhesions

Complex closed loop small bowel obstruction - adhesive disease

Right paraduodenal internal hernia

Left paraduodenal internal hernia

Transomental internal hernia involving the splenic flexure

Left paraduodenal internal hernia

Transmesenteric internal hernia, duodenal switch

Petersen defect internal hernia, roux-en-y gastric bypass

Small bowel obstruction: roux-en-y gastric bypass due to adhesions

Closed loop obstruction due to adhesive band, resulting in small bowel ischemia and resection

Foramen of Winslow/lesser sac internal hernia containing cecum and terminal ileum

Closed loop small bowel obstruction due to adhesive band - U-shaped loop

Closed loop small bowel obstruction due to adhesive bands - early and late images

Closed loop small bowel obstruction due to adhesive band, with intramural hemorrhage and ischemia

Emphysematous pyelonephritis and cystitis

Primary gastric neuroendocrine tumor

Gastric varices

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