30 results
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... , CD3 Chronic ... CD23, o CML ... Blood #Disorders #hematology ... #Markers #Differential
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Injury (AKI) - Differential ... Abdominal Compartment Syndrome ... , Medications Intra-Renal ... , Anti-GBM, C3/C4 ... Kidney #Injury #Differential
Raynaud Phenomenon Differential Diagnosis:

Rheumatologic

 - MCC systemic sclerosis, RA, SLE, Sjogren syndrome, Antisynthetase syndrome, MCTD
Heme

 -
Raynaud Phenomenon Differential ... Diagnosis: Rheumatologic ... - MCC systemic ... , SLE, Sjogren syndrome ... #Differential
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
Idiopathic CD4 Lymphopenia ... • Persistent CD4 ... chemotherapy) • Genetic syndromes ... #diagnosis #hematology ... #Differential #
Serotonin Syndrome Drug Precipitants and Pharmacology
↑ Serotonin Formation: Tryptophan, Oxitriptan
↑ Serotonin Release: Amphetamines, Cocaine, Mirtazapine
↑ Serotonin
Serotonin Syndrome ... Precipitants and Pharmacology ... #Pharmacology # ... medications #causes ... #differential #
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Inflammatory Conditions: Rheumatologic ... Kawasaki, Nephrotic syndrome ... • Reaction to Medications ... Thrombocytosis #Platelets #Differential
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
concentration: > 750ng/mL ... probably < 1500ng/mL ... Best indications ... Measurement #SLE #rheumatology ... #pharmacology #
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
• Exogenous (KCL ... #hyperkalemia #differential ... pathophysiology #pharmacology ... #potassium #medications
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... Myelodysplastic syndrome ... myeloid leukemia (CML ... Thrombocytosis #Differential ... Diagnosis #Causes #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
) Low MCV - <80fL ... anemia" High MCV ... Myelodysplastic syndrome ... #differential # ... diagnosis #causes #hematology