9 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... aracteristic "claw hand ... Wrist drop - Occurs ... nerve in the radial ... Myotomes #diagnosis #neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... Examination Left hand ... of the radial nerve ... #Radial #Nerve ... #sports #neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... disturbances, facial ... Transverse myelitis: Motor ... Manifestations #diagnosis #neurology ... #symptoms #signs
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Neuropathy - Foot drop ... Commonly caused ... Myotomes #diagnosis #neurology ... #sensory #motor
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
focal neurologic ... Symptoms: AMS, motor ... focal neurologic ... of the abducens nerve ... InfectiousDiseases #Neurology
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 ... diagnosis #management #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... : • Sensory, motor ... • Bilateral signs ... /or optic nerve ... diagnosis #management #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... threat Cranial Nerves ... • Vestibulo-ocular ... • Examine for signs ... #PhysicalExam #neurology
Vasculitis - Differential Diagnosis Framework

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