3101 results
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... Severe ALT > 15x ULN ... Mild ALT < 5x ULN ... Others #LFTs #Hepatology ... #LiverEnzymes #Differential
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Pancytopenia - Differential ... Infiltration: • Hematologic ... and non-hematologic ... #Neutropenia #Differential ... Algorithm #Causes #Hematology
Thrombotic Microangiopathies In Systemic Lupus Erythematosus

Dr. Laurent ARNAUD @Lupusreference

#TMAs #Thrombotic #Microangiopathies #Systemic #Lupus #Erythematosus #SLE #hematology
Erythematosus #SLE #hematology ... #rheumatology # ... differential #diagnosis
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
value = (ALT + ULN ... phosphatase + ULN ... Transaminitis #diagnosis #differential ... #hepatology
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Function Tests - Differential ... Severe - ALT >15X ULN ... Moderate - ALT 5-15X ULN ... Mild - ALT < 5x ULN ... Algorithm #diagnosis #hepatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Non malignant hematologic ... states • Non-hematologic ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
Leukocytosis - Differential ... Features of hematologic ... #Leukocytosis #Differential ... Diagnosis #Algorithm #hematology
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Phosphatase, ALT ≥ 3x ULN ... Transaminase, ALP ≥ 2x ULN ... Value = (ALT / ULN ... ALT) / (ALP / ULN ... Transaminitis #diagnosis #hepatology
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... www.medscape.com/slideshow/dermatology-mnemonics ... #5 #diagnosis #differential ... symptoms #signs #dermatology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
CK: Up to 50X ULN ... CK: Up to 50X ULN ... CK: Up to 10x ULN ... Inflammatory #Myopathies #differential ... diagnosis #comparison #rheumatology