69 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 ... Crohns, Bechet's Micro ... #Differential #Diagnosis ... #Dermatology #SkinRash
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
- Differential Diagnosis ... deficiency) • Infection ... (malignancy, rheumatologic ... #causes #Platelets ... #hematology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... - Differential Diagnosis ... Lymphocytosis: Infection ... #Differential #Diagnosis ... #causes #hematology
Causes of Hemolytic Anemia - Differential Diagnosis
Inherited
 • Membrane
 • Internal
    - Hemoglobin
Causes of Hemolytic ... - Differential Diagnosis ... Internal - Infectious ... #Differential #Diagnosis ... #Causes #hematology
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Causes of Diffuse ... - Differential Diagnosis ... Inflammatory / Infectious ... #Algorithm #Causes ... #Hematology #Oncology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential Diagnosis ... Myelofibrosis Infectious ... Inflammatory: • IBD ... #Hematology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
retinal ischemia Causes ... Vogt-Koyanagi-Harada, IBD ... multiple sclerosis Infectious ... #Differential #Diagnosis ... Ophthalmology #Rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... → Refer to hematology ... Vasculitides, IBD ... #Differential #Diagnosis ... #Algorithm #hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... SCD, thalassemias ... drug induced • Infections ... #Differential #Diagnosis ... #hematology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
- Differential Diagnosis ... foliaceus - Infectious ... Vesiculobullous #SkinRash ... #dermatology #Differential ... #causes