66 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 ... Pain #SickleCell #Disease ... #hematology
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
more: • Clonal bone ... focal lesions on MRI ... Causes of false- ... amyloidosis Other causes ... MGUS #diagnosis #hematology
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 ... patella #clinical #mri ... Radiology #diagnosis #msk
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... Case description ... - **MSK rads ... diffuse chondral disease ... #rheumatology
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... Scheme Paget's Disease ... • Bone Marrow ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Drug induced - Bone ... marrow disease ... deficiency • Liver disease ... Von Willebrand disease ... #rheumatology #
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... PT, aPTT(liver disease ... bypass), LFT (liver disease ... candidate) - Bone ... #Workup #hematology
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
fractures in elderly Causes ... damage weakens the bone ... Femur #Fractures #msk ... #differential #causes ... #pathophysiology
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Weakness, Incr CK • Bone ... Myopathy (Also caused ... Erythematosus #SLE #MSK ... Complications #pathophysiology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... , Biological + Bone ... /ml, ↑ LDH • Bone ... • Autoimmune diseases ... treatment #summary #rheumatology