8 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... Malformation • Severe Pneumonia ... #Hypoxia #Differential ... #Diagnosis #Algorithm
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... hemorrhage • Pus: pneumonia ... #Hypoxia #differential ... #Diagnosis #Management ... #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Simplified A-a (assumes Room ... Atelectasis, ARDS, Pneumonia ... #Hypoxia #hypoxemia ... #differential # ... diagnosis
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Diagnosis Algorithm ... Parenchymal • Pneumonia ... #Differential # ... Diagnosis #Algorithm
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Diagnosis Algorithm ... Respiratory: • Pulmonary ... Embolism • Hypoxia ... Diagnosis #Algorithm
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... ; PZ, pulmonary ... #Diagnosis #Pulmonary ... #Radiology #RHS ... #Algorithm
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
to be in ADHF starts ... with presence of pulmonary ... #diagnosis #differential ... #algorithm #management ... #cardiology #treatment
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
24, SpO2 88% on room ... Several of the diagnoses ... This post will focus ... Due to their short ... #Radiology #CTChest