26 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Algorithm • Normal ... • Interstitial Lung ... Non-Emphysematous COPD ... Emphysematous COPD ... #Algorithm #diagnosis
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... Spinal cord ... deficiency - Syrinx ... patients with a long ... #differential #diagnosis
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Disease (Asthma, COPD ... • Interstitial lung ... Hypoventilation Syndrome
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... pleura in severe cases ... Respiratory Distress Syndrome ... lung sliding COPD ... #differential #diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... obesity-hypoventilation syndrome ... Pneumonia, asthma, COPD ... hepatopulmonary syndrome ... #Differential #Diagnosis
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
- Differential Diagnosis ... • Neurogenic Cold ... Shock - Bibasilar Lung ... Sounds • Pulmonary ... #Algorithm #causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... carcinoma of the lung ... hemorrhage) - Pulmonary ... e.g. pneumonia, COPD ... #Table #Causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
D-lactate (short bowel syndrome ... Classically” noted with pulmonary ... or restrictive lung ... disease (COPD, ... #Diagnosis #Summary
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
COPD phenotypes: ... stereotypical forms of COPD ... physiology and clinical ... of COPD plus obesity-hypoventilation ... #Diagnosis #COPD
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... Differential diagnosis ... Pain, weakness, abnormal ... hyperreflexia, spinal cord ...  Spinal Cord