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

 • Metastatic bone tumors (aka. cancerous cells from systemic
and tumor (Ill-defined ... border) • Soft-tissue ... tumor #BoneTumors ... #Malignant #Radiology ... #Diagnosis #XRay
Representative X-ray appearance of a primary malignant bone tumor - Ewings Sarcoma
 • "Interrupted periosteal reaction
tumor - Ewings ... and tumor (Ill-defined ... border) • Soft-tissue ... tumor #Ewings ... #Sarcoma #Radiology
Representative X-ray appearance of a primary benign bone tumor - Aneurysmal Bone Cyst 
 • Soft
primary benign bone ... tumor - Aneurysmal ... Bone Cyst • ... at the exposed corners ... #ShoulderXRay #Radiology
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
Bone Tumor Location ... , a giant cell tumor ... the differential diagnosis ... #Bone #Tumor #Location ... Diaphysis #Epiphysis #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... tumors that can ... • Giant cell tumor ... #Tumors #Diagnosis ... #Radiology #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... tumors that can ... • Giant cell tumor ... #Tumors #Lesions ... #Diagnosis #Radiology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness ... - Differential Diagnosis ... : UMN (stroke, tumor ... poly-, inclusion body ... #causes #neurology
Benign Primary Bone Tumors: Pathogenesis of X-ray appearance
 • "Geographic" bone destruction
 • Lack of soft-tissue
Benign Primary Bone ... destruction around the tumor ... Well-defined sclerotic border ... BoneTumors #XRay #diagnosis ... #Radiology #Features
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... system: Brain tumor ... Autoimmune: Inclusion body ... #Differential #Diagnosis ... #neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
AND lower facial weakness ... HIV, Lyme, GBS, tumor ... middle ear/temporal bone ... Eyecare (prevent corneal ... #Neurology