96 results
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
Hypoxemia vs Hypoxia ... Hypoxemia - Partial ... at the tissue level ... Hypoxemia without ... diagnosis #comparison #pulmonary
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... Bronchospasm, Pulmonary ... Focal Alveolar: Pneumonia ... Sophia_Hayes_MD #Hypoxemia ... #hypoxia #Differential
A Non-Invasive approach to Respiratory Failure
 • COPD and Ventilatory Failure → NiPPV with Bi-level Settings
NiPPV with Bi-level ... Settings • CHF / Pulmonary ... NiPPV CPAP or Bi-level ... Settings • Pneumonia ... Failure #management #hypoxia
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... lung disease • Pulmonary ... Septal Defect Pulmonary ... Malformation • Severe Pneumonia ... #Hypoxia #Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
loss, lethargy, fever ... • Fever, weight ... be normal • Fever ... : • (Fever, weight ... Infections #HIV #AIDS #pulmonary
Hypoxemia and Dyspnea - Rapid Response Management

1) Ask for vitals en route
2) Stabilize: Nasal canula 
3)
Hypoxemia and Dyspnea ... Management 1) Ask ... ) Examination: Pulmonary ... #criticalcare #pulmonary ... #Hypoxia
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... hemorrhage • Pus: pneumonia ... • Water: pulmonary ... #Hypoxia #differential ... Algorithm #rapid #pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... e.g., CXR, CT, ultrasound ... Inflammation (e.g., fever ... signs (tachypnea, hypoxemia ... #Pneumonia #Venn
Complications of Measles: Pathogenesis and Clinical Findings
 • ADEM -> Fever, headache, neck stiffness, BBD, mental
Findings • ADEM -> Fever ... Pericarditis • Pneumonia ... SOB, fatigue, fever ... , hypoxemia • ... N/V, elevated liver
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Room Air + Sea Level ... Intracardiac, Pulmonary ... Atelectasis, ARDS, Pneumonia ... V/Q Mismatch: Pulmonary ... #Hypoxia #hypoxemia