13 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Palsy • CN IV ... palsy • CN VI ... #differential # ... diagnosis #ocular
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
damage to peroneal nerve ... at fibular neck ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... - C5, C6 • Finger ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... Fever, headache, neck ... Symptoms: AMS, motor ... of the abducens nerve
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
It arises from C5 ... , C6, C7 , C8 and ... The first motor ... #Anatomy #diagnosis ... #neurology #orthopedics
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... pulmonary etc) • CNS ... Upper Motor Neuron ... #Diagnosis #neurology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Cord Injury by Nerve ... Spinal Root Sensory Motor ... Biceps Reflex C6 ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... CN III palsy 2. ... junction, cranial nerve ... eyelid: • Third nerve ... #Differential #
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... include a: • Neurologic ... • Head and neck ... (CN 8)
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Diagnosis Framework ... glaucoma - Ocular ... Trochlear headache • CNS ... the trigeminal nerve ... #Neurology