12 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Bony #Tumors # ... #Causes #Oncology
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... - Differential Diagnosis ... Algorithm Exostotic ... /or Non-Active Bone ... #Causes
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Algorithm Elevated ... renal, Bladder, Breast ... Miscellaneous - Bone ... Hyperthyroid, Bony ... #Algorithm #causes
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
resorption in the bone ... resorption in the bone ... lung, Renal Cell, Breast ... #Differential #Diagnosis ... #algorithm
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
inflammatory disorder of bone ... swelling of the bone ... Rule out other causes ... as infectious, malignant ... , breast bone, pelvis
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Algorithm Tumours ... - See Bone Lesions ... Gastrointestinal Disease • Bone ... Endocrinopathy • Malignancy ... #Causes
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
D) Increased bone ... Paget's disease of bone ... Malignancy • ... Multiple myeloma (bone ... endocrinology #diagnosis
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
stimulation (placenta/Bone ... - Highest • Bone ... Intestine - Other causes ... Leukocytes • Malignancy ... Renal disease - Bone
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Algorithm Primary ... /lsotretinoin Malignancy ... Breast, Kidney, ... Cytokine-Mediated Bone ... Lymphomas) Metastatic Bone
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential Diagnosis ... Algorithm Vascular ... Causes of Acute ... Biliary stone, Malignancy ... hemolysis) • ALP: Bone