37 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Bony #Tumors # ... Tumours #MSK #Differential
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... #Bone #Tumors # ... Diagnosis #Bony ... #Differential #Radiology ... peds #pediatrics #msk
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... ) • Enostosis/bone ... #Bone #Tumors # ... Diagnosis #Bony ... #Differential #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... #Bone #Tumors # ... Lesions #Bony #Differential ... #Diagnosis #Radiology ... #XRay #MSK #pediatrics
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Granulomatous Disease ... PTHrp - Solid Tumors ... Miscellaneous - Bone ... Hyperthyroid, Bony ... Diagnosis #Algorithm #causes
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Effusions - Septic ... - Aneurysmal bone ... diagnosis #msk #
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... • XR, MRI to ... Osteomyelitis / Septic ... BrighamChiefs #Bone ... #hematology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... fragmentation and mild bone ... tibial tuberosity Differential ... marrow edema and bony ... #Knee #patella
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
stimulation (placenta/Bone ... - Highest • Bone ... Intestine - Other causes ... - Bone symptoms ... elevation DDX of Hepatic
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
Gammopathies C - HyperCalcemia ... g/dl LLN B - Bony ... more: • Clonal bone ... focal lesions on MRI ... MGUS #diagnosis #hematology