5229 results
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Causes include : ... Pre-analytical cause ... effect (FII, FVII, FIX ... Fll, FV, FVII, FIX ... aPTT #Prolonged #Causes
Causes of Diarrhea 
#Diarrhea #DDX
Causes of Diarrhea ... #Diarrhea #DDX
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class II: Cases ... and atleast4 case ... #Pancreatitis #Causes
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... HMWK), FXII, FXI, FIX ... Pre-analytical cause ... Fll, FV, FVII, FIX ... aPTT #Prolonged #Causes
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Intravascular Coagulation (DIC ... helmet cells DDX ... MAHA: TTP/HUS > DIC ... Treat primary cause ... Coagulation #diagnosis #causes
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Negative urine dip ... Positive urine dip ... sediment - WBC/RBC casts ... Diagnosis #Algorithm #Causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... found in 60% of cases ... Nodosum #Mnemonic #Causes
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... Granulomatous DX ... Granulomatous DX ... BrighamChiefs #ILD #Causes
Constrictive Pericarditis on POCUS Echocardiogram - Subcostal View

Young Lupus patient admitted to hospital new onset HFpEF.
Pericarditis on POCUS ... could pinpoint the cause ... New onset HFpEF case ... Did have tap next ... Pericarditis #CP #POCUS
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
e.g NSAlDs) 3) FIX ... PROBLEM ~80% of AKI cases ... are caused by prerenal ... CONSIDER INTRINSIC CAUSES ... for WBCs, RBCs, casts