29 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
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
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
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... "pooping duck sign ... "pooping duck sign ... #Radiology #XRay ... #Diagnosis #Management
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... vomiting, auditory symptoms ... Media • Temporal Bone ... symptoms/signs, ... #Differential #Diagnosis
Congenital Adrenal Hyperplasia - 21-Hydroxylase Deficiency - Signs and Symptoms
 • Brain: Androgenization effects, Glucocorticoid effects,
Hydroxylase Deficiency - Signs ... and Symptoms • ... , Adrenal rest tumor ... Hydroxylase #Deficiency #Signs ... #Symptoms #diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... "Terry Thomas" sign ... ("Terry Thomas sign ... #Radiology #XRay ... #Diagnosis #Management
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Forms of MS: • Tumor-like ... Clonus, Babinski’s sign ... • Lhermitte’s sign ... Signs and symptoms ... #management #neurology
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