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

 • Metastatic bone tumors (aka. cancerous cells from systemic
Signs/Symptoms: ... and tumor (Ill-defined ... tumor #BoneTumors ... #Malignant #Radiology ... #Diagnosis #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay -
tumors that can ... • Giant cell tumor ... blade of grass sign ... #Tumors #Diagnosis ... #Radiology #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
tumors that can ... • Giant cell tumor ... blade of grass sign ... #Tumors #Lesions ... #Diagnosis #Radiology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
allele of RB1 tumor ... allele of RB1 tumor ... Retinoblastoma Signs ... ophthalmology #diagnosis ... #signs #symptoms
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Bell's Palsy - Diagnosis ... ophthalmoplegia), systemic signs ... HIV, Lyme, GBS, tumor ... middle ear/temporal bone ... Eyecare (prevent corneal
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... "Terry Thomas" sign ... ("Terry Thomas sign ... Scaphoid #Carpal #Radiology ... #Management #Orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
posterior) and bone ... cortex • If a ... anterior sail sign ... can't make A-OK sign ... #Management #Orthopedics
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis vs Tumor ... WBC >100k, + lab signs ... /- rasburicase Tumor ... rate or large tumor ... #Leukostasis #Tumor
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
posterior) and bone ... cortex • If a ... anterior sail sign ... #XRay #Diagnosis ... #Management #Orthopedics