21 results
Mechanical Bowel Obstruction and Ileus - Pathogenesis and Clinical Findings
Ileus: Functional bowel "blockage", no peristalsis
Mechanical Obstruction:
presents with acute abdominal ... acute or chronic abdominal ... Diffuse, visceral abdominal ... hypotension • Abdominal ... #sbo #ileus #pathophysiology
Distinguishing Between Paralytic vs Mechanical Ileus
Paralytic Ileus
 - Medical history: Frequent ulcer or gallstone pains or
pains or other abdominal ... complaints, appendicitis ... very obvious - Peristalsis ... carcinoma, gallstones, hernias ... : Reversal - Peristalsis
Small Bowel Obstruction (Jejunum) Visualized on POCUS
Convex transducer viewing dilated jejunum w/ valvulae conniventes (“keyboard sign”).
Criteria
Small Bowel Obstruction ... Criteria for SBO ... • alternating peristalsis ... POCUS #clinical ... #ultrasound #abdominal
To and Fro Peristalsis in Small Bowel Obstruction (SBO) on POCUS

SBO POCUS - dilated small bowel
To and Fro Peristalsis ... in Small Bowel Obstruction ... #SmallBowel #Obstruction ... #SBO #Abdominal ... #Ultrasound #clinical
Causes of Intestinal Obstruction - Differential Diagnosis
Lesions Extrinsic to the Intestinal Wall:
 • Adhesions: Postoperative, Congenital,
Postinflammatory • Hernia ... : External abdominal ... Inflammatory: Intra-abdominal ... diverticulitis, Appendicitis ... Differential #Diagnosis #SBO
Femoral Hernia resulting in SBO

A 55yo F with no surgical history presents with abdominal pain and
in SBO A 55yo ... presents with abdominal ... #SBO #clinical ... ultrasound #POCUS #obstruction ... #abdominal
Appendicitis on POCUS

What is your diagnosis?
Resolution: appendicitis (criteria >6mm, noncompressible, blind-ended, no peristalsis). When diagnosed by
Appendicitis on ... blind-ended, no peristalsis ... Labeled Schematic ... appendix #POCUS #clinical ... #ultrasound #abdominal
Incarcerated Abdominal Hernia on POCUS

Incarcerated hernia causing pain; bowel obstruction causing nausea and vomiting. No additional
Incarcerated Abdominal ... causing pain; bowel obstruction ... #Incarcerated #Abdominal ... #clinical #ultrasound ... #labeled #bowel
Small Bowel Obstruction
Visualized here are dilated loops of bowel as a result of SBO. One can
due to blocked peristalsis ... piano sign," and abdominal ... Sukh Singh, MD #Clinical ... Radiology #POCUS #AbdominalUS ... #SBO #Obstruction
Small Bowel Obstruction (SBO) on POCUS

POCUS showing dilated bowel loop (>2.5cm) with to-and-fro peristalsis significant for
Small Bowel Obstruction ... with to-and-fro peristalsis ... smallbowel #ultrasound #obstruction ... #POCUS #clinical ... #abdominal