35 results
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
retraction (Collier's sign ... Pineal region tumors ... → "setting sun sign ... #diagnosis #pineal ... #neurology
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Signs/Symptoms: ... between bone and tumor ... around the bone tumor ... BoneTumors #Malignant #Radiology ... #Diagnosis #XRay
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... retraction (Collier's sign ... Pineal region tumors ... "setting sun" sign ... #neurology #diagnosis
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
Diagram of different types of bone tumors that can occur around the knee on XRay -
types of bone tumors ... • Giant cell tumor ... blade of grass sign ... #Diagnosis #Bony ... #Differential #Radiology
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
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner ... syndrome, history ... • Meningeal signs ... Systemic symptoms and signs ... #Algorithm #neurology
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
types of bone tumors ... • Giant cell tumor ... blade of grass sign ... #Differential #Diagnosis ... #Radiology #XRay
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... herniation or tumour ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
and Management ... ophthalmoplegia), systemic signs ... HIV, Lyme, GBS, tumor ... Eyecare (prevent corneal ... #Neurology