67 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Sarcoidosis or Lofgren's syndrome ... TB Viral: HSV ... , EBV, HIV, HepB ... Differential #Diagnosis #Dermatology ... #SkinRash
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
suspect underlying hematologic ... disorders • Diagnosis ... and Treatment Algorithm ... #HES #Hematology ... diagnosis #management #algorithm
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
, HCV, HEV, EBV, ... Vascular: Budd-chiari syndrome ... Sinusoidal obstruction syndrome ... Differential #Diagnosis #causes ... #hepatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... or if a primary hematologic ... disorder is suspected ... Thrombocytopenia #Platelet #Disorders ... #Workup #hematology
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Differential Diagnosis Algorithm ... • Metabolic disorders ... Myeloproliferative Disorder ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... • Rheumatic disorders ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Disorders of Pigmentations ... McCune Albright syndrome ... • Melasma • Tinea ... #skin #dermatology ... #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
, or other causes ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... • HCV, HBV Not ... Differential #Diagnosis #hematology
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Differential Diagnosis Algorithm ... Disease - HIV ... Miscellaneous: • Hematologic ... #Causes
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Differential Diagnosis Algorithm ... Sequestration Disordered ... Connective Tissue Disorders ... #Causes #Hematology