58 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Granulomatous Disease ... Miscellaneous - Bone ... Hyperthyroid, Bony ... Diagnosis #Algorithm #causes ... #endocrinology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... due to increased bone ... failure, Addison's disease ... #Causes #differential ... calcium #high #endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... D) Increased bone ... of bone Malignancy ... Multiple myeloma (bone ... #Causes #endocrinology
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 ... ) • Enostosis/bone ... docskalski #Knee #Bone ... Tumors #Diagnosis #Bony ... #Differential #
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... Cytokine-Mediated Bone ... Lymphomas) Metastatic Bone ... #Differential # ... Diagnosis #Algorithm #Endocrinology
Vertebral Body Abnormalities

A sheet of common (and uncommon) vertebral body findings, because a completely “normal” spine
Hemivertebra Scheuermann Disease ... Sclerotic Mets Bone ... Abnormalities #Radiology ... #MSK #Pathology ... #differential
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... Simple/unicameral bone ... • Aneurysmal bone ... #Differential # ... #XRay #MSK #pediatrics
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 ... #msk
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... • Bone Marrow ... Fractures #Pathologic #MSK ... #Differential # ... #Orthopedics #Causes