10 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Diagnosis Algorithm ... #SOB #Differential ... #Diagnosis #Algorithm
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Causes of Acute ... Diagnosis Algorithm ... Vascular • Pulmonary ... #SOB #Differential ... #Causes
Pediatric Dyspnea - Differential Diagnosis Algorithm
Stridor:
 • Croup
 • Foreign Body
 • Tracheitis
 • Epiglottitis
 •
Pediatric Dyspnea ... Differential Diagnosis Algorithm ... Ketoacidosis • Pulmonary ... #SOB #ShortnessOfBreath ... #Causes #Peds #
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Pulmonary Function ... Test (PFT) Interpretation ... Algorithm Approach ... (restrictive component ... #Function #Test
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... transport, renal function ... Gastrointestinal function ... Cl⁻ with other components ... #Pathophysiology
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Differential Diagnosis Algorithm ... slowly progressive dyspnea ... Impaired cardiac function ... Diseases #ILD #Causes
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
worse when supine, friction ... extravasation -> Dyspnea ... inflammation tends to cause ... interstitial lung disease/pulmonary ... RheumatoidArthritis #RA #pathophysiology
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
exclude other causes ... cardiomyopathy • Pulmonary ... typical HF sx: dyspnea ... timing with Cardio-OB ... studies show no ↓ LV function
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
and Hypoxia - Pathophysiology ... producing 2,3-DPG so ... impacts respiratory function ... Phosphate is a cause ... #pulmonary
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
does a better job ... defaulting to a normal interpretation ... His dyspnea continued ... Pulmonary Contusion ... Most commonly caused