52 results
Right Oculomotor (CNIII) Palsy caused by Stroke

Dr. Bruno Farnetano @bruno.farnetano

#Oculomotor #CNIII #Palsy #clinical #video #CN3 #clinical
clinical #video #CN3 ... clinical #video #neurology ... #physicalexam #ophthalmology
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
- Light-near dissociation ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology
Brudzinski's sign is a physically demonstrable symptom of meningitis. It is characterized by reflexive flexion of
physically demonstrable symptom ... flexion of the knees ... clinical #video #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Diagnosis: • CN ... no light-near dissociation ... #PhysicalExam #neurology ... #ophthalmology
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Shoulder Adduction C6 ... Wrist Extension C6 ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #Orthopedics #Neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
CN VI palsy ... • Neurologic ... symptoms suggest ... Cataract/Lens Dislocation ... Algorithm #Causes #Ophthalmology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Fracture • Hip dislocation ... Valgus position of knee ... pathophysiology #causes #symptoms
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Nerve Palsy • CN ... Nerve palsy • CN ... #Localization #ophthalmology ... #neurology #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CD4 Variable • Symptoms ... disorders • Symptoms ... status, and focal neurologic ... confusion, and focal neurologic ... InfectiousDiseases #Neurology
Lyme Disease: Early and Late Clinical manifestations
Stage 1. Localized
 • EM appears 7-14 days at the
• Heralded by neurologic ... lymphocytic meningitis, CN ... Large joints (knees ... Remitting, chronic • Neurologic ... diagnosis #signs #symptoms