38 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 ... Drugs (antibiotics ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Anemia (AIHA) Pathophysiology ... C3 positive or negative ... mediated - DAT: IgG negative ... Hemolytic #Anemia #Pathophysiology ... #diagnosis #hematology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... Anticonvulsants • Antibiotics ... Bacteria • Gram Negative ... Diagnosis #Algorithm #Causes ... #Hematology
Stevens Johnson Syndrome and Toxic Epidermal Necrolysis - Causative Medications 
and Level of Suspicion 

High Risk:
Antigout:
: allopurinol Antibiotics ... #DrugInduced #Causes ... Epidermal #Necrolysis #Dermatology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... Causes: 1) Exfoliative ... #Diagnosis #Dermatology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
malnutrition, Antibiotics ... Summary #table #comparison ... #diagnosis #hematology
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Causes of Pseudocellulitis ... avoid unnecessary antibiotics ... inappropriate antibiotic ... Inflammatory Causes ... #dermatology #skin
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Pauci-immune mediated (Negative ... diagnosis #algorithm #rheumatology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... without other cause ... transfusion • Pathophysiology ... Transfusion #Reactions #hematology ... #diagnosis #comparison
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Drugs (Beta lactam antibiotics ... Extravascular #Causes ... differential #diagnosis #hematology