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

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... • Metastatic bone ... cells activate osteoblasts ... BoneTumors #Malignant #Radiology ... Diagnosis #XRay #Bony
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Differential Diagnosis Algorithm ... Pancreatitis, Sepsis, Osteoblastic ... metastases, Hungry bone ... Differential #Diagnosis #Algorithm
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Differential Diagnosis Algorithm ... renal failure, Osteoblastic ... Differential #Diagnosis #Algorithm ... #Causes #algorithm
Glucocorticoid-Induced Osteoporosis: Pathogenesis and Clinical Findings

 • Negative feedback on hypothalamus/pituitary, Decreasing ACTH -> Decr Sex
production of osteoblasts ... and GF's -> Osteoblasts ... -> Reduced Bone ... Formation, Increased Bone
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... Differential Diagnosis Algorithm ... #Bony #Tumors # ... Differential #Diagnosis #Algorithm ... Causes #Oncology #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... Simple/unicameral bone ... • Aneurysmal bone ... docskalski #Knee #Bone ... #Differential #Radiology
Representative X-ray appearance of a primary malignant bone tumor - Ewings Sarcoma
 • "Interrupted periosteal reaction
primary malignant bone ... Moth-eaten", permeative bone ... transition between bone ... accumulation around the bone ... Ewings #Sarcoma #Radiology
Rheumatoid arthritis (RA): X-ray features
 • Soft tissue swelling (best seen by comparing left & right
Narrowing • Bony ... the articular bone ... Peri-articular osteopenia (bones ... HandXray #Diagnosis #Radiology
Representative X-ray appearance of a primary benign bone tumor - Aneurysmal Bone Cyst 
 • Soft
primary benign bone ... tumor - Aneurysmal Bone ... Narrowing • Bony ... the articular bone ... #ShoulderXRay #Radiology
Bone resorption and the relationship between osteoblasts and osteoclasts.  
RANK is expressed on the osteoclasts,
Bone resorption ... relationship between osteoblasts ... marrow cells and osteoblasts ... the surface of bone ... Endocrinology #Osteoblasts