83 results
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
Measurement in SLE ... concentration: > 750ng/mL and ... 200ng/mL Best indications ... #rheumatology # ... levels #lupus #management
Managing warfarin INR

Warfarin dosage must be individualized according to the patient's response to the drug, and
For most indications ... severe bleeding and ... #management #algorithm ... pharmacology #treatment #medications ... decisionaid #cardiology #hematology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... Infections, Autoimmune, Medications ... Reactive (Infection, medications ... Differential #Diagnosis #causes ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Inflammatory Conditions: Rheumatologic ... Kawasaki, Nephrotic syndrome ... • Reaction to Medications ... Diagnosis #Algorithm #hematology
Possible Causes of Altered Urine Color 

Red 
    Foods: beets, blackberries, rhubarb
Possible Causes ... rhubarb Medications ... carrots Medications ... asparagus Medications ... fava beans Medications
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Abdominal Compartment Syndrome ... , Medications Intra-Renal ... Vasculitis • GN: ANCA ... Differential #Diagnosis #nephrology ... #causes #algorithm
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
family history - Medications ... function test, ANA ... (e.g., SLE), anti-phospholipid ... or if a primary hematologic ... #Workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Splenomegaly - CTD (SLE ... Kasabach-Merritt syndrome ... Associated - SLE ... Differential #Diagnosis #hematology ... #rheumatology #
Stevens Johnson Syndrome and Toxic Epidermal Necrolysis - Causative Medications 
and Level of Suspicion 

High Risk:
Antigout:
Stevens Johnson Syndrome ... Necrolysis - Causative Medications ... #Differential #Medications ... #DrugInduced #Causes ... Epidermal #Necrolysis #Dermatology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Diagnosis Renal Causes ... Familial: Bartter syndrome ... and Gitelman syndrome ... Hypomagnesemia - Acquired: Medications ... #nephrology #magnesium