14 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... Artery Disease • Stable ... Acute Coronary Syndrome ... Interstitium • ILD ... • Metabolic Acidosis
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... • Parenchyma: ILD ... Hepatopulmonary syndrome ... Additional: - Acidosis ... #dyspnea #sob #differential
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Idiopathic pulmonary ... Churg Strauss syndrome ... #diagnosis #differential ... #pulmonary #causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential ... with renal tubal acidosis ... Hypothyroidism, Stress ... #nephrology
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... • Emotional stress ... Subclavian steal syndrome ... #Table #Causes
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis ... polyangiitis (EGPA, Churg-Strauss ... Washington University ID ... #Differential # ... Diagnosis #causes
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
treat underlying cause ... cirrhosis, nephrotic syndrome ... Stress, Nausea, ... Pulmonary Diseases ... Algorithm #diagnosis #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Interpretation Steps ... Differentials? ... D-lactate (short bowel syndrome ... Classically” noted with pulmonary ... Diagnosis #Summary #Nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Chronic diarrhea / IBD ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
- Differential ... the critically ill ... output - Acute pulmonary ... - Compartment syndrome ... #typea #typeb #classification