147 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... of Facial Nerve ... Loss of Corneal Reflex ... #Neurology #Signs ... #Symptoms #Diagnosis
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity Nerve ... • Radial Nerve ... #Pathologies #differential ... #diagnosis #Neuropathy ... #innervation #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... Diagnosis Algorithm ... (2% of facial nerve ... : Bell's Palsy ( ... #Causes #neurology
Peripheral Nervous System Disorders

1 Anterior Horn Cell
2 Spinal Roots and Nerves 
3 Peripheral Nerve—Mono-neuropathy  
4
Spinal Roots and Nerves ... 3 Peripheral Nerve—Mono-neuropathy ... 4 Peripheral Nerve ... #Neuropathy #Neurology ... #Localization #Diagnosis
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Palsy • CN IV ... Skew Deviation Casey ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Peripheral Neuropathy - Diagnostic Schema and Differential Diagnosis

Hereditary
Common Causes
Rapid Onset
Subacute/Chronic Onset
 - Multifocal
 - Focal
 -
Peripheral Neuropathy ... and Differential ... Common Causes ... #Differential # ... #neurology
Physical exam findings of various ocular palsies; image courtesy of the BMJ

R 3rd nerve palsy
R 4th
the BMJ R 3rd nerve ... palsy R 4th nerve ... palsy R 6th nerve ... CNIII #CNIV #CNVI #Neurology ... #Diagnosis #Chart
Lower Extremity Nerve Pathologies 

 • Obturator
 • Femoral
 • Common Peroneal
 • Tibial
 • Superior
Lower Extremity Nerve ... Lower #Extremity #Nerve ... #Pathologies #differential ... #diagnosis #Neuropathy ... #innervation #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... , T1 (median) Reflexes ... axillary nerve ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Diagnosis Framework ... Oculomotor (3rd cranial nerve ... ) Palsy: • Brain ... no neurological cause ... #diagnosis #neurology