88 results
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... in Sickle Cell Disease ... • XR, MRI to ... #differential #diagnosis ... #causes #hematology
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
g/dl LLN B - Bony ... focal lesions on MRI ... Causes of false- ... Gammopathies #MGUS #diagnosis ... #hematology #oncology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... plateletcount), peripheral blood ... PT, aPTT(liver disease ... candidate) - Bone ... #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Drug induced - Bone ... marrow disease ... #Differential #Diagnosis ... #hematology #rheumatology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
and Management ... old, ~10,000 new cases ... • Bone marrow ... #Management #treatment ... #hematology #oncology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... fragmentation and mild bone ... • MRI is more sensitive ... marrow edema and bony ... #diagnosis #msk
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
Rule out other causes ... - MRI: inflammation ... osteoarticular and skin disease ... SAPHO #Syndrome #Rheumatology ... #diagnosis #management
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia 1) DIAGNOSE ... type ± C3d • Blood ... 2) LOOK FOR a cause ... #management #treatment ... #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Phagocytosis of blood ... , Biological + Bone ... /ml, ↑ LDH • Bone ... #management #treatment ... #summary #rheumatology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
the peripheral blood ... Chronic kidney disease ... Hypogonadism • Bone ... Production #Index #hematology ... #differential #diagnosis