48 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
Hypoxia and Hypoxemia ... - Overview Hypoxia ... blood loss) or abnormal ... #pulmonary #differential ... diagnosis #causes #pathophysiology
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
Hypoxemia vs Hypoxia ... Hypoxemia - Partial ... PaO2) is below normal ... without hypoxia ... diagnosis #comparison #pulmonary
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... A-a Gradient Normal ... #Diagnosis #Algorithm ... #pulmonary #Aa
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... lung disease • Pulmonary ... #Diagnosis #Algorithm ... #Causes #Pulmonary
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... Response Management Algorithm ... pneumonia • Water: pulmonary ... Diagnosis #Management #Algorithm ... #rapid #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... A-a gradient to normal ... Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... #Hypoxia #hypoxemia
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Differential Diagnosis Algorithm ... Saturation 90%, Abnormal ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary ... Differential #Diagnosis #Algorithm
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Differential Diagnosis Algorithm ... Pulmonary Arterial ... Disease and/or Hypoxemia ... Differential #Diagnosis #Algorithm
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Lethargic and severely hypoxemic ... Sudden onset of hypoxemic ... • Symptoms: Hypoxemic ... Edema: • Pathophysiology ... • Pathophysiology
Pathogenesis of Anxiety Disorders

Anxiety Disorders: A maladaptive emotional state causing fear,
worry, and excessive stress, characterized by:
foreboding or apprehension ... Imbalance and/or abnormal ... Anxiety #Disorders #Pathophysiology