103 results
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
ABG vs VBG: Arterial ... vs Venous Blood Gases ... looks like (pH, PaCO2 ... serial exams #ABG ... Comparison #pH #pCO2
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... - Rapid saline infusion ... Acetazolamide Causes
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
type of hypoxia) PIO2 ... O2 is inspired) PAO2 ... blood (measured on ABG ... Low SvO2 → Low PaO2 ... differential #diagnosis #causes
Loculated pericardial effusion seen in apical 4-chamber on echocardiogram

Dr. J. Christian Fox @jchristianfox

#Pericardial #Effusion #Loculated #complex
Loculated pericardial effusion ... #Pericardial #Effusion ... #Loculated #complex ... Echocardiogram #POCUS
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
average settings • Causes ... HYPOVENTILATION • Rising PaCO2 ... gas equation • Causes ... • Most common cause ... to hypoxemia • Causes
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
lung disease Caused ... either due to a diffusion-perfusion ... Arterial blood gas (ABC ... HPS features - Complete ... transplant - Lizzie Aby
Complex Hydronephrosis on Renal POCUS

Look beyond the RUSH exam - normal echo/flat IVC/no abd FF/no AAA....
Complex Hydronephrosis ... on Renal POCUS ... echo/flat IVC/no abd ... left kidney with complex ... Hydronephrosis #POCUS
Complete Molar Pregnancy on Pelvic POCUS - Transverse View
31yo F 14wk gestational age.
Abd pain & spotting.
Complete Molar Pregnancy ... on Pelvic POCUS ... Abd pain & spotting ... Molar #Pregnancy #Complete ... #Pelvic #POCUS
Secondary Bacterial Peritonitis (SBP) on Abdominal POCUS

Cirrhosis with fever/abd pain-?SBP. POCUS for win.  Secondary bacterial
) on Abdominal POCUS ... Cirrhosis with fever/abd ... POCUS for win. ... SBP #Abdominal #POCUS ... Pneumoperitoneum #Complex
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic Causes ... elliptocytosis Extrinsic Causes ... Intravascular Causes ... ABO incompatibility ... Differential #Diagnosis #causes