7 results
Portal Venous Gas on POCUS

Sick hypotensive patient. Obscure diagnosis in 2 mins. Notice the portal air
on POCUS Sick ... Obscure diagnosis ... air on ultrasound ... , reverb in liver ... #Abdominal #Ultrasound
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
RF: neurogenic bladder ... indwelling urinary catheter ... Abdominal or flank ... producing gas in bladder ... consider KUB or abdominal
Measuring Bladder Pressure as a Surrogate for Intraabdominal Pressure - Procedure Instructions

1. Place the patient in
POCUS) and function ... Foley urinary catheter ... Clamp catheter distal ... allow flushing of air ... from the urinary catheter
Abdominal Compartment Syndrome & Intrabdominal Pressure Measurement
APP (Abdominal Perfusion Pressure) = MAP (Mean Arterial Pressure) -
POCUS) and function ... Foley urinary catheter ... Clamp catheter distal ... allow flushing of air ... from the urinary catheter
Causes of Intrahepatic Gas
Non-Iatrogenic:
 • Biliary: Emphysematous cholecystitis, Ascending cholangitis, Enteric-biliary fistula, Biliary-bronchopleural fistula, Congenital incompetent
Oddi, Trauma • Portal ... Central venous catheter ... Intrahepatic #Gas #Air ... #Portal #Causes ... #differential #diagnosis
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Pyogenic liver abscess ... from contiguous focus ... endocarditis) - Portal ... sources within abdominal ... #differential #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
SpO2 88% on room air ... This post will focus ... defaulting to a normal ... consider intra-abdominal ... bleeding often from a liver