9 results
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
CN III Palsy - Oculomotor ... @neudrawlogy #CNIII ... #CN3 #Palsy #Oculomotor ... #Nerve #Cranial ... #neurology #diagnosis
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... • CN IV (Trochlear ... • CN VI (Abducens ... ophthalmology #neurology #differential ... #diagnosis #ocular
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
peripheral lesion of CN ... peripheral lesion of CN ... here by a Bell's palsy ... #CNVII #CN7 #Peripheral ... #Neurology #Diagnosis
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • CN VI palsy ... for ptosis with CN ... Ill palsy ... #DoubleVision #Differential
Cranial Nerve 12 Dysfunction: Stroke has resulted in loss of function of left CN 12. When
Cranial Nerve 12 ... function of left CN ... #Clinical #Photo ... #CN12 #Palsy #CranialNerve12 ... Hypoglossal #UCSDH #CNXII
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... CN III palsy 2. ... neuromuscular junction, cranial ... • Third nerve palsy ... Ptosis #neurology #Differential
Strabismus - Ocular Misalignment - Differential Diagnosis Algorithm
Phoria:
 • Latent deviation
 • Symmetrical corneal light reflex,
Strabismus - Ocular ... Diagnosis Algorithm ... exotropia): • CN ... hypotopia, mixed): • CN ... unreactive pupil) • CN
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... Diagnosis Framework ... glaucoma - Ocular ... Trochlear headache • CNS ... #diagnosis #ophthalmology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Erythematous, macular ... permanent alopecia Differential ... Diagnosis: • ANCA-associated ... involve PNS and CNS ... Erythematosus #Diagnosis