303 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 ... Sarcoidosis or Lofgren's syndrome ... #Differential #Diagnosis ... #Dermatology #SkinRash
Budd Chiari Syndrome
Hepatic vein obstruction. Can be caused by thrombosis or sometimes a tumour. Can lead
Budd Chiari Syndrome ... Can be caused by ... #BuddChiari #Syndrome ... #Diagnosis #Causes ... #Signs #Symptoms
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
- Differential Diagnosis ... Afferent Pupil Defect ... Midbrain (Parinaud's Syndrome ... #Differential #Diagnosis ... #Algorithm #Causes
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential Diagnosis ... Algorithm Signs ... : Membrane defects ... #Differential #Diagnosis ... #Algorithm #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... #Differential #Diagnosis ... #nonpalpable #dermatology
Hyperthermia Syndromes Comparison
Serotonin Syndrome - NMS - Malignant Hyperthermia - Malignant Catatonia
Cause - Onset - Vitals
Hyperthermia Syndromes ... Comparison Serotonin Syndrome ... Malignant Catatonia Cause ... Mental Status - Treatment ... #Comparison #diagnosis
Marfan Syndrome - Signs and Symptoms

- Caused by mutations in the fibrillin-1 (FBN1) Gene (chromosome 15)
-
Marfan Syndrome ... - Signs and Symptoms ... - Caused by ... Dominant #Marfans #Syndrome ... #Diagnosis #Signs
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
TTP/HUS, HELLP Syndrome ... with coagulation defects ... child * Severe cases ... AFLP #obstetrics #hematology ... #diagnosis #table
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... #hematology #anemia
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
scapularis • Infects ... within morulae Signs ... myalgias, shaking chills ... ), cough (30% cases ... Anaplasma #Infection #diagnosis