14 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
PalsyCN IV ... palsyCN VI ... palsyMedial ... ophthalmology #neurology ... #differential #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... nerve in the radial ... spared in this injury ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Nerve Palsy on ... #Nerve #Palsy # ... PhysicalExam #clinical ... #orthopedics #msk ... #sports #neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
(CN7) Palsy Presentation ... atypical symptoms): MRI ... sarcoid or other CNS ... inflammatory cause ... prevent corneal injury
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diagnosis Algorithm ... • CN VI palsy ... Ill palsy ... • Neurologic ... depress when looking medially
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
Audiogram - Perform MRI ... Cochlear or Auditory Nerve ... Cerumen • Otitis Media ... • Closed Head Injury ... #Causes
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Shift Work) Sleep ... Hypoventilation Syndrome Medical ... Disorders • Neurologic ... Parkinson's, MS)
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Imaging: - MRI ... Demyelinating disease caused ... hearing loss, palsy ... of the abducens nerve
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
formation) and MLF (medial ... MRI was ordered ... diagnosed with MS ... Half #Syndrome #PhysicalExam ... ophthalmology #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... disruption ○ Otitis media ... (CN 8) ... cause unknown)