8 results
4T Score for Heparin-Induced Thrombocytopenia

Interpretation of the 4T score:
0-3 points:  Low probability (<<1%)
  -
Thrombocytopenia ... - No further workup ... HeparinInduced #Thrombocytopenia ... #Diagnosis #Criteria ... #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Blood Cell (RBC) Morphology ... Atlas • Microcytic ... Thrombotic idiopathic thrombocytopenia ... #Atlas #key #diagnosis ... #differential #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... function test, ANA (e.g ... #Causes #Workup ... #hematology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... Joint #Pain #MSK #rheumatology ... #approach #workup ... #differential #diagnosis ... #arthritis
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... other reproducible morphologic ... Schistocytes, thrombocytopenia ... #Algorithm #workup ... #hematology #testing
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Blood Cell (RBC) Morphology ... Chemotherapy (e.g ... #differential #diagnosis ... #hematology #microscopy ... #atlas #nomenclature
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
juvenile idiopathic arthritis ... leukopenia, anemia, and thrombocytopenia ... Activation #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... (to support a diagnosis ... #laboratory #workup ... #diagnosis #testing ... #Rheumatology