9 results
Mechanical Bowel Obstruction and Ileus - Pathogenesis and Clinical Findings
Ileus: Functional bowel "blockage", no peristalsis
Mechanical Obstruction:
presents with acute ... present with either acute ... or chronic abdominal ... with duodenal or jejunal ... #obstruction #sbo
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Chronic Abdominal ... Pain Causes - Differential ... potentially be an acute ... hernia • Rib fracture ... aneurysms • Acute
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
Aortoenteric Fistula ... , and palpable abdominal ... Not reliable, so ... • Should be on differential ... patients with acute
ACUTE ABDOMEN systemic sonographic approach to acute abdomen in emergency 
department - Mnemonic and Differential

A -
- Mnemonic and Differential ... A - Abdominal ... D - Distended bowel ... #ABDOMEN #Differential ... #Diagnosis #POCUS
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Stable Angina • Acute ... Kyphoscoliosis • Abdominal ... #Dyspnea #SOB # ... Differential #Diagnosis
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Renal failure (acute ... pancreatic or small-bowel ... Ureterosigmoidostomy, jejunal ... Metabolic #Acidosis #differential ... #diagnosis #causes
Abdominal Distention - Differential Diagnostic Algorithm
Ascites
Bowel Dilatation
Other Causes
Mechanical Obstruction
 • Adhesions 60%
 • Volvulus 3%
 •
Abdominal Distention ... - Differential ... Diagnostic Algorithm ... Ascites Bowel ... Pseudo-obstruction Acute
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Pulse Pressure - Differential ... patient’s absolute SBP ... disorders - Chronic ... Acute Coronary Syndrome ... • Blunt Abdominal
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine • MCC- acute ... disturbance • Bladder, bowel ... Diagnosis: • ... distinguishing feature ... #diagnosis #causes