28 results
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... - Differential Diagnosis ... - Physiologic: ARDS ... Hemorrhage • Impaired Diffusion ... #hypoxia #Differential
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... (↑Shunting), ↓Perfusion ... MatthewHoMD #Hypoxemia ... #Hypoxia #Differential ... Diagnosis #Algorithm #pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... lung disease • Pulmonary ... Septal Defect Pulmonary ... #Hypoxia #Differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... lung diseases, pulmonary ... asthma, COPD, pulmonary ... #Differential # ... Diagnosis #pulmonary
Pulmonary and Non-Pulmonary Causes of ARDS #Diagnosis #EM #PCC #ARDS #Differential #Algorithm #Pulmonary #NonPulmonary #Causes #Ddxof
Pulmonary and Non-Pulmonary ... Causes of ARDS ... Diagnosis #EM #PCC ... #ARDS #Differential ... #Algorithm #Pulmonary
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... disease • Pleural effusion ... Parapneumonic effusion ... (NHL, primary effusion ... #diseases #differential
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Pericardial • Effusion ... Abnormalities • Pleural Effusions ... Pneumonia • ARDS ... #Dyspnea #SOB #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
: Atelectasis, ARDS ... Disease and more • Diffusion ... Defect: Pulmonary ... #Hypoxia #hypoxemia ... #differential #
Hydropneumothorax on Lung POCUS

HIV/AID(CD4<250) with cough, dyspnea.Left lung anterior mid. Left lung. Findings consistent with PNA.
Lung POCUS HIV/AID ... Has pleural effusion ... hydropneumothorax #effusion ... POCUS #clinical #ultrasound ... #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... Possible bilateral effusion ... Distress Syndrome (ARDS ... #differential # ... #Lung #POCUS #ultrasound