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496 Possible Causes for Unilateral Ptosis

  • Myasthenia Gravis

    A46-year male presented with unilateral ptosis and diplopia.[] Alternating ptosis, i.e., unilateral ptosis that remits and is followed a variable interval by ptosis of the other eye, is highly suggestive, as is diurnal fatigue of an extraocular[] Initially ptosis may present as unilateral, frequently shifting from one eye to the other, to eventually involve bilateral upper lids.[]

  • Berry Aneurysm

    Eyelids dropping, especially unilaterally (ptosis). Movement disorders (ataxia), especially unilaterally.[]

  • Congenital Ptosis

    […] were found in patients with mild or moderate unilateral ptosis.[] Two expected results were (1) compared with the normal population, an overall higher frequency of myopia in human congenital ptosis; (2) in unilateral ptosis, a higher frequency[] There was also more ISS in unilateral ptosis eyes than in bilateral ptosis eyes in primary gaze (p 0.05) and upgaze (p 0.01), with accompanying increase in ISS in upgaze ([]

  • Brain Stem Disorder

    Patients often have a Horner's syndrome (unilateral ptosis, miosis and facial anhidrosis).[] However, a lateral fascicular III lesion affecting the superior recti, inferior oblique and levator may cause a monocular elevator palsy with unilateral ptosis (51).[] It is typified by vertigo, ipsilateral hemiataxia, dysarthria, ptosis and miosis.[]

  • Ophthalmoplegic Migraine

    We report a rare case ofophthalmoplegic migraine associated with isolated, recurrent unilateral eyelid ptosis in a 10-year-old girl.[] To report a rare case of isolated, recurrent unilateral eyelid ptosis as the sole manifestation of ophthalmoplegic migraine in a healthy young girl.[] An 11-year-old girl presented with abrupt unilateral (right) ptosis and diplopia for 3 weeks [Figure 1] .[]

  • Horner's Syndrome

    A 17-year-old girl was admitted with a 1-year history of right-sided headaches and unilateral ptosis for 6 months. She was diagnosed with Horner's syndrome.[] Infants present with unilateral ptosis but also with associated miosis.[] A 36-year-old Sri Lankan Sinhalese woman developed unilateral partial ptosis with enophthalmos and myosis one week after total thyroidectomy for a benign multinodular goiter[]

  • Oculomotor Nerve Paralysis

    ptosis and diplopia.[] […] of a unilateral ptosis?[] A few key points once more: The oculomotor palsy is characterized by unilateral ptosis and an eye that is down and out.[]

  • Syringobulbia

    This is drooping of eye lid which could be unilateral or rarely bilateral.[] […] for pain and temperature on face. [1][6] Dysphagia Due to the palatal and pharyngeal wall paralysis patients may have neurological type of dysphagia and reflux. [1] Ptosis[] Children may rarely present with stridor even. [1] Paraesthasia of the face Due to the involvement of trigeminal nerve there could be bilateral or unilateral sensory impairment[]

  • Pancoast Syndrome

    In some cases, blood vessel occlusion may lead to unilateral edema that further contributes to muscle atrophy.[] Differential diagnosis Anisocoria: Essential anisocoria Adie pupil (long-standing) Argyll-Robertson pupil Chronic anterior uveitis Pupillary sphincter tear Unilateral use[] Horner syndrome - Enophthalmos, anhidrosis, ipsilateral miosis and ptosis comprise this neurological syndrome, which is encountered in up to 50% of patients with superior[]

  • Rhinocerebral Mucormycosis

    As the infection spreads, ptosis, proptosis, loss of extraocular muscle function, and vision disturbance may occur.[] Symptoms may include unilateral facial swelling, headaches, nasal or sinus congestion or pain, serosanguinous nasal discharge, and fever.[]

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