7 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Dermatomes and Myotomes ... aracteristic "claw hand ... #UpperLimb #Extremity ... #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
(Abducens) Nerve ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #diagnosis ... #ocular
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Dermatomes and Myotomes ... Commonly caused ... damage to peroneal nerve ... #diagnosis #neurology
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
Patient asked to focus ... #Abducens #Nerve ... #clinical #video ... #neurology #ophthalmology ... #ocular #physicalexam
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... test - Cogan sign ... - Peek sign ... - Repetitive nerve ... #management #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... bouts of HTN Diagnostic ... • Bilateral signs ... /or optic nerve ... #management #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... purpura: Strong sign ... affects the skin, neurologic ... muscle weakness • Nerves ... often causes arthritis