27 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Elevated PTH (High or normal ... renal, Bladder, Breast ... Miscellaneous - Bone ... Hyperthyroid, Bony ... #causes #endocrinology
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
metastasis: • Breast ... look whiter than normal ... Lung. thvroid. and ... and tumor (Ill-defined ... BoneTumors #Malignant #Radiology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
inflammatory disorder of bone ... • Bone and joint ... Rule out other causes ... radiographs of affected areas ... , breast bone, pelvis
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 ... deviation from normal ... Other areas - Last
Ulcerative Colitis vs Crohn's Disease - IBD Comparison Table
Ulcerative Collitis
 - Location
Crohn's Disease - IBD ... Comparison Table ... ileum • Most cases ... “Patchy (Skip areas ... #Comparison #Table
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
This abnormal signal ... characteristic "starburst" pattern ... Case description ... bone bridging that ... • Bone contusion
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
ULTRASOUND Bone ... : Bone is represented ... can pass through bone ... the fibrillar pattern ... #Comparison
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
An 86-year-old woman ... neck (shown in video ... can cause pneumomediastinum ... travels from these areas ... in subcutaneous areas
Mammogram Basics

A diagnostic mammogram is obtained when a patient has symptoms, usually a mass. The mass
of each breast ... are obtained, one ... views of each breast ... Normal breasts are ... #Mammography #Breast