55 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 ... Viral: HSV, EBV ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Bacterial • Viral (EBV ... Infiltrative - Non-Malignant ... Infiltrative - Malignant ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... • Burns Non malignant ... Non-hematologic malignancy ... Diagnosis #Algorithm #Causes ... #Hematology
Primary Dermatologic Nail Disorders - Differential Diagnosis Algorithm
Nail Plate - Pitting
 • Psoriasis
 • Alopecia Areata
Nail
Primary Dermatologic ... Melanocytic Nevus • Malignant ... NailDisorders #Primary #dermatology ... Diagnosis #Algorithm #causes
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... Tissue, Infections, Malignancy ... Lymphocytosis: Infection, Malignancy ... Differential #Diagnosis #causes ... #hematology
Kaposis Sarcoma: Darkly pigmented macules caused by this malignancy. Seen most commonly in
patients with HIV infection.

Charlie
pigmented macules caused ... by this malignancy ... Clinical #Photo #Dermatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... Viral: HIV, HCV, EBV ... infiltration: malignancy ... Diagnosis #Framework #hematology
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
• Cervical: EBV ... Infection: Acute HIV, EBV ... tuberculosis • Malignant ... Diagnosis #Algorithm #Causes
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Non-infectious (malignancy ... Differential #Diagnosis #causes ... #Platelets #hematology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... : • Thoracic Malignancy ... • Abdominal Malignancy ... Diagnosis #Algorithm #Causes ... #Hematology #Oncology