26 results
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... dz difficult to see ... • Differentiate ... #diagnosis #causes ... #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... test, ANA (e.g., SLE ... changes), high MCV ... candidate) - Bone ... #Workup #hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Algorithm and Causes ... hyperplasia of bone ... Anemia #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Like in this case ... Chronic = RA, SLE ... #rheumatology # ... approach #workup ... #differential #
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
g/dl LLN B - Bony ... more: • Clonal bone ... Causes of false- ... MGUS #diagnosis #hematology ... #oncology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Drug induced - Bone ... Associated - SLE ... #Diagnosis #hematology ... #rheumatology #
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential ... folate def - Bone ... - Autoimmune: SLE ... Diagnosis #Framework #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Corpuscular Volume (MCV ... ) - Differential ... RA, SLE, PRV, Chronic ... #Hematology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Ligament • Bone ... the subchondral bone ... #Pain #MSK #rheumatology ... #approach #workup ... #differential #
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
blood smear or on bone ... -> AML: Blast crises ... pain, fever, joint ... #Leukemia #Hematology ... #Oncology #Diagnosis