10 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... • Chest Wall ... Abnormalities ... #Causes #Pulmonary
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Abnormalities in ... including restrictive lung ... disease, pleuritic chest ... consider infarction, hypoxia ... #Pulmonary #Abnormalities
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Chronic cough • Hypoxia ... Most Common Causes ... Nasal polyps and signs ... in the adjacent lung
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
skin (esp. over areas ... inflammation tends to cause ... interstitial lung ... disease/pulmonary ... pathophysiology #signs
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... • Signs/Symptoms ... dyspnea, tachypnea, hypoxemia ... • Signs/Symptoms ... - The classic signs
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
o infection • Echocardiogram ... Goodpasture's cause ... sparing of the lung ... hematuria, RBC casts ... • IF staining patterns
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
rare idiopathic lung ... The histologic pattern ... There are areas ... These abnormalities ... Clinical #Radiology #CTChest
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
Pulmonary Artery ... cardiac output causes ... • PULMONARY A ... vs B-LINE PATTERN ... precede other signs
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
pneumonitis (2) The case ... scan: the mosaic pattern ... Signs of fibrosis ... mid and lower lung ... Clinical #Radiology #CTChest
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
EMHighAK) and Brit Long ... Vital signs: BP ... radiograph pattern ... Most commonly caused ... #Lung #Pulmonary