131 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Hypersensitivity pneumonitis ... ILD caused by inhalation ... • Radiation pneumonitis ... #diagnosis #differential ... #pulmonary #causes
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... - Differential ... Hypersensitivity, Pneumonitis ... BrighamChiefs #ILD ... #Causes #Differential
The Pathophysiology of Fat Absorption and Causes of Malabsorption (steatorrhoea)

#Fat #Malabsorption #Pathophysiology #Differential #Steatorrhea #Diarrhea #Diagnosis
The Pathophysiology ... Absorption and Causes ... Malabsorption #Pathophysiology ... #Differential # ... Steatorrhea #Diarrhea
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Gl tract loss (Diarrhea ... #Hypokalemia #Differential ... Diagnosis #Algorithm #causes ... #nephrology
IBD - Assessment of Lack of Response (sLOR) - Differential Diagnosis
Non-inflammatory mechanisms:
 • IBS
 • Fibrostenotic
Response (sLOR) - Differential ... Other (bile salt diarrhea ... burden - Low ... LossOfResponse #Differential ... #Diagnosis #Causes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... mannitol, glucosuria Low ... loss • Watery Diarrhea ... Hypernatremia #Nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... losses (NG suction, diarrhea ... vomiting) • Low ... Diagnosis #Algorithm #nephrology ... #low #potassium
Chronic Diarrhea Differential Diagnosis
 • Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 • Inflammatory, Non-infectious: IBD, Ischemia,
Chronic Diarrhea ... Differential Diagnosis ... Non-infectious: IBD ... BostonChiefs #Diarrhea ... #Diagnosis #causes
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
demands Hypoxemia - low ... SvO2 → Low PaO2 ... summary #pulmonary #differential ... #diagnosis #causes ... #pathophysiology
ID Ddx: Diarrhea in a transplant recipient
- Bacterial: C.diff, Campy, Salmonella, Aeromonas, E.coli
- Viral: CMV, noro,
ID Ddx: Diarrhea ... Entamoeba - Non-ID ... #Infections #Differential ... Ddx #Diagnosis #Diarrhea ... Transplant #TxID #SOT #Causes