61 results
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... priapism • Lab values ... sudden death • Lab values ... #diagnosis #management ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... neoplasms) • Screen also ... glucocorticoid treatment ... #Differential #diagnosis ... #hematology #eosinophilia
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... posterolateral talus ... Case description ... flexion but no symptoms ... #msk
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease - MSK ... There is also fragmentation ... • MRI is more sensitive ... tear (similar symptoms ... #msk
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
Polycythemia Vera (PV) - Diagnosis ... Management Summary Diagnostic ... When present, symptoms ... : • As with ET ... #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... pylori test (GI symptoms ... not required in all ... #Differential #Diagnosis ... #hematology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... • As soon as ... suspected, immediate MRI ... CaudaEquina #Syndrome #MSK ... pathophysiology #diagnosis
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential Diagnosis ... from prosthetic valves ... Infected cardiac valves ... coagulation and other causes ... pathophysiology #hematology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... • XR, MRI to ... Hematogenous spread as ... #differential #diagnosis ... #causes #hematology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Differential Diagnosis ... pattern of spread, B symptoms ... not as common ... Amy Chung, MD, MSc ... pathophysiology #Hematology