Algorithms in Medicine @MatthewHoMD
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Matthew Ho, MD PhD https://twitter.com/MatthewHoMD
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Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Testing (PFT) Interpretation ... Algorithm Restrictive ... Lung Disease Obstructive ... #Algorithm #diagnosis
Upper GI Bleed - Management Algorithm

Upper GI bleed Suspected: Melena, hematemesis, coffee-ground emesis, BRBPR
Initial Stabilization
Concern for
Upper GI Bleed - ... Management Algorithm ... Upper GI bleed ... #Differential #Diagnosis ... #management #Algorithm
Lower GI Bleed - Differential Diagnosis Algorithm

 • Structural: Diverticulosis, Hemorrhoids, Post-polypectomy, Polyps & malignancy, Anal
Lower GI Bleed - ... Differential Diagnosis ... Algorithm • ... #Lower #GI #Bleed ... #Differential #Diagnosis
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
- Differential Diagnosis ... Algorithm Labs ... , GU bleed, Gyn ... #Differential #Diagnosis ... #Algorithm #ferritin
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... granular casts/RTE; blend ... Nephritis #AIN #Algorithm ... #nephrology #diagnosis
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
- Differential Diagnosis ... and Management Algorithm ... hemosiderin, Hepatic function ... #Differential #Diagnosis ... #Management #Algorithm
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... Algorithm Transcellular ... GI losses (NG suction ... #Differential #Diagnosis ... #Algorithm #nephrology
Algorithm for Suspected SVC Syndrome

SVC syndrome suspected: Facial/arm/neck edema, distended neck/chest veins, facial plethora, dyspnea, cough,
Algorithm for Suspected ... head or neck with functional ... SVC #Syndrome #Algorithm ... #diagnosis #management