43 results
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 ... , Syphilis Parasitic ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Artifact (redo CBC ... Non malignant hematologic ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... decreased PLT count: CBC ... patients if the cause ... or if a primary hematologic ... #Workup #hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Viral (EBV) • Parasitic ... Spherocytosis • Acquired causes ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Granulomatous Liver Diseases - Differential Diagnosis
Infections (Bacterial, Viral, Fungal, Parasitic)
Malignancy
Autoimmune
Drugs/Toxins
Others

#Granulomatous #Liver #hepatic #granulomas #Differential
Causes of Granulomatous ... Viral, Fungal, Parasitic ... Differential #Diagnosis #hepatology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... CNS Lymphoma (CD4 ... • Nocardia • Parasitic ... differential #diagnosis #causes
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Lymphocytic Leukemia (CBC ... Diagnosis #Algorithm #Causes ... #Hematology #Oncology
Causes of Biliary Dilatation - Differential Diagnosis
 • Physiological: ↑ Age, Cholecystectomy, Opioid dependence, Post-sphincterotomy
 •
Causes of Biliary ... Ampullary stenosis, Parasitic ... Biliary #Dilatation #causes ... differential #diagnosis #hepatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... Bacterial: Sepsis - Parasitic ... Diagnosis #Framework #hematology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
Women • ~20% of cases ... Men • ~50% of cases ... Women • ~30% of cases ... Dermatomyositis #rheumatology ... #dermatology #diagnosis