65 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... amoxicillin) Oral ... Sarcoidosis or Lofgren's syndrome ... Differential #Diagnosis #Dermatology ... #SkinRash
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
with Normal Mean ... PRV, Chronic) Normal ... Polychromatic Macrocytes, Normal ... Hemoglobinopathy - Normal ... #Causes #Hematology
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Differential Diagnosis Algorithm ... ) • Behcet's syndrome ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... #causes
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Prolonged PT (INR), Normal ... Prolonged PTT, Normal ... Prolonged PTT, Normal ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Normal Blood Smear ... Myelodysplastic Syndromes ... Target Cells, Normal ... WBCs - Normal ... #Causes #Hematology
Causes of Ascites - Differential Diagnosis Algorithm
Portal Hypertension - Prehepatic:
 • Portal vein thrombosis
 • Splenic
Causes of Ascites ... Portal Hypertension ... Prehepatic: • Portal ... Portal Hypertension ... #Hepatology #causes
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Normal Variant ... , Normal Puberty ... Short Stature Normal ... #endocrinology ... #causes #pediatrics
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Differential Diagnosis Algorithm ... Relative - Normal ... Positive - Low/Normal ... #Causes #Hematology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Deficiency) Ferritin normal ... decreased, TIBC normal ... , TIBC Normal - ... Increased HgbA2, Normal ... #Causes #Hematology
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Differential Diagnosis Algorithm ... Idiopathic Hirsutism - Normal ... Differential #Diagnosis #Algorithm ... #endocrinology ... #causes