154 results
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... • Tumor • Infection ... • Peroneal • Radial ... Weakness #Sensory #Neurology ... #Differential #
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Weakness - Differential ... Palsy (70-75%), Infection ... #Weakness #Differential ... #neurology #sparing
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... - Differential ... Sub-Cortical (Corona radiata ... Consciousness • Cranial ... #Hemiplegia #Neurology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Pain (Otalgia) - Differential ... myringitis • Cranial ... Cranial Nerve ... osteomyelitis • Tumor Cranial ... the tragus to differentiate
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
Multiple Cranial Neuropathies - High Yield Differential Diagnosis
 • Intrinsic brainstem process
 • Compressive brainstem process
Multiple Cranial ... Neuropathies - High Yield Differential ... caseyalbin #Multiple #Cranial ... #Neuropathies #Differential ... #Diagnosis #causes
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... compression of the radial ... #Wrist #Drop #Radial ... #Nerve #Palsy #PhysicalExam ... #msk #sports #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic ... Strictly Horizontal (Cranial ... Tumor • Trauma Cranial ... Aneurysm • Trauma Cranial
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... Oculomotor (3rd cranial ... no neurological cause ... Dilated #Pupil #differential ... #diagnosis #neurology
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Musculocutaneous Nerve • Radial ... #Pathologies #differential ... #innervation #neurology