9 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... A-a Gradient Normal ... #Hypoxia #Differential ... #Diagnosis #Algorithm
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... Abnormalities • Chest ... #Hypoxia #Differential ... #Diagnosis #Algorithm
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Embolism on POCUS Echocardiogram ... 's female with chest ... Differential/diagnosis ... RV, McConnell's sign ... #A4c #clinical
This 24M presented with acute onset CP/SOB, hypoxia, HR 150s. What's the diagnosis? Treatment options? Hint:
onset CP/SOB, hypoxia ... What's the diagnosis ... 3 d later with normal ... Clinical #POCUS #Echocardiogram ... #A4C #McConnells
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... Disease and more • Diffusion ... arterial #pulmonary #Hypoxia ... #hypoxemia #differential ... #diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... Diagnosis Baseline ... electrolytes, urea ... investigations abnormal ... clinical context and signs
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
tests algorithm ... clinical symptoms/signs ... Areas of diagnostic ... #Algorithm #Hepatology ... Liver #Enzymes #Differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... Nasal polyps and signs ... - BAR >1.0 is abnormal ... Bronchiectasis #pulmonary #differential ... #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Diagnosis Framework ... • CT: Halo sign ... pneumonia, pleural effusion ... AIDS #pulmonary #differential