163 results
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Ehlers-danlos Syndrome ... Amyloidosis, Proteus Syndrome ... Birt-Hogg-Dubé Syndrome ... #Disease #differential ... #diagnosis #causes
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... Inflammatory causes ... : • Susac syndrome ... • Acute disseminated ... #differential #
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Diagnosis Algorithm Syndrome ... stimulus to ADH • Pain ... • Drugs • Pulmonary ... • Nephrotic syndrome ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Diagnosis Algorithm Syndrome ... stimulus to ADH • Pain ... • Drugs • Pulmonary ... • Nephrotic syndrome ... #Hyponatremia #Nephrology
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Differential Diagnosis ... Noninfectious Causes ... of Fever CRITICAL ... Neuroleptic malignant syndrome ... Postmyocardiotomy syndrome
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... Pain (<72 hours ... ) - Differential ... : R/O cardiac, pulmonary ... Irritable bowel syndrome
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... pneumonia (DIP), Acute ... Churg Strauss syndrome ... ILD #diagnosis #differential ... #pulmonary #causes
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... • Diffuse Lung ... Disease • Acute ... Respiratory Distress Syndrome ... • Chronic Lung
Gallstone Diseases
1. Asymptomatic Stones 75%
2. Biliary Pain 20%
3. Acute Cholecystitis 10%
4. Mirizzi's Syndrome < 0.1%
5. Cholangitis/
Biliary Pain 20% ... Acute Cholecystitis ... Mirizzi's Syndrome ... Fistula/Bouveret's Syndrome ... #diagnosis #causes
Chest Pain - Differential Diagnosis Framework

Cardiovascular Causes of Chest Pain:
 • Myocardium:
	- Myocarditis
	- CAD/ACS
	- Valvulopathy
	- Myopericarditis
Chest Pain - Differential ... Cardiovascular Causes ... - Tamponade Pulmonary ... Costochondritis - Tietze syndrome ... #ChestPain #Differential