34 results
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... the source of metastasis ... metastases are ... . thvroid. and renal ... cancer bone metastases
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
D) Increased bone ... Multiple myeloma (bone ... • Osteolytic metastases ... breast, lung, renal ... lung cancer • Renal
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Differential Diagnosis Algorithm ... Tumours - See Bone ... Alkaline Phosphatase Renal ... Gastrointestinal Disease • Bone ... Differential #Diagnosis #Algorithm
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Differential Diagnosis Algorithm ... , Osteoblastic metastases ... , Hungry bone syndrome ... Differential #Diagnosis #Algorithm
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Postparathyroidectomy (hungry bone ... - Osteoblastic metastasis ... (hungry bone syndrome ... (steatorrhea) Renal ... Tubulointerstitial renal
Hepatic Metastases on POCUS 
Patient with history of colon cancer presents with right flank pain. Focused
Hepatic Metastases ... on POCUS Patient ... Focused renal u/ ... Robert Jones @RJonesSonoEM ... #Liver #POCUS #
Hepatic Metastases on POCUS 
Patient with history of colon cancer presents with right flank pain. Focused
Hepatic Metastases ... on POCUS Patient ... Focused renal u/ ... Robert Jones @RJonesSonoEM ... #Liver #POCUS #
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
D - Increased renal ... resorption in the bone ... resorption in the bone ... Cell of lung, Renal ... Differential #Diagnosis #algorithm
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis Algorithm ... Renal Failure, Post-Renal ... Cytokine-Mediated Bone ... Lymphomas) Metastatic Bone ... Differential #Diagnosis #Algorithm
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Tumors: Lung, SCC, renal ... Miscellaneous - Bone ... Differential #Diagnosis #Algorithm