17 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Disease (Asthma, COPD ... • Interstitial lung ... Diagnosis #Algorithm #Causes ... #Pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
: Interstitial lung ... direction leads to hypoxemia ... , asthma, COPD, ... bypassing the lungs ... #Failure #hypoxia
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... between attacks COPD ... Hyperresonance, Hypoxemia ... Subxiphoid PMI • COPD ... EricsMedicalLectures/ #Asthma #COPD
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... • Valvular Lung ... Disease and/or Hypoxemia ... : • COPD • Interstitial ... Lung Disease
Hoover's Sign

Hoover’s sign refers to inward movement of the lower rib cage during inspiration- instead of
associated with COPD ... COPD, and more specifically ... hyperexpansion of the lungs ... Hoovers #Sign #Pulmonary ... #COPD #PhysicalExam
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... pleura in severe cases ... bilateral B-lines - Normal ... severity Acute Respiratory ... lung sliding COPD
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
Hypophosphatemia and Hypoxia ... Phosphate is a cause ... phosphorus is seen in COPD ... patients with COPD ... #pulmonary
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
including restrictive lung ... consider infarction, hypoxia ... Breathing In lung ... bronchitis, and COPD ... Breathing #Patterns #Pulmonary
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
, pain, fever, hypoxia ... Classically” noted with pulmonary ... with associated hypoxia ... or restrictive lung ... disease (COPD,
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... obstruction • COPD ... in the adjacent lung ... of the affected lung ... - BAR >1.0 is abnormal