31 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... in adults - Breast ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Bony #Tumors #
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
aka. cancerous cells ... metastasis: • Breast ... - these cancer cells ... - these cancer cells ... BoneTumors #Malignant #Radiology
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
3: Necrosis of bone ... destroying thin bony ... into contiguous areas ... postauricular crease ... inner cortical bone
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Vitamin D metabolic disorders ... D) Increased bone ... Paget's disease of bone ... Multiple myeloma (bone ... metastases: thyroid, breast
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... with peripheral areas ... Broncho-alveolar cell ... #Comparison #Table
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
production: Small cell ... resorption in the bone ... resorption in the bone ... , Breast Cancer, ... Differential #Diagnosis #algorithm
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
of bone, joint, ... • Bone and joint ... Rule out other causes ... radiographs of affected areas ... , breast bone, pelvis
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
blood smear or on bone ... bleeding, infections, bone ... Bone marrow • ... • Headaches, bone ... neutropenia) • Bone
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
hypercellular bone ... megakaryocytic Bone ... in the bone marrow ... bone marrow ... blood smear • Bone
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
the underlying bone ... bones of the hand ... the trabecular pattern ... Other areas - Last ... Interpretation #Checklist #radiology