II. Differential Diagnosis: Acute Vision Loss based on pain
- Painful Vision Loss or Blurred Vision
- Eye Injury
- Corneal Ulcer
- Acute Angle-Closure Glaucoma (esp. if Intraocular Pressure >60 mmHg)
- Iritis and Uveitis (anterior chamber exudates)
- Endophthalmitis (vitreous exudates)
- Painless (or Minimal or variable pain) Vision Loss or Blurred Vision
- Optic Neuritis, retrobulbar Optic Neuritis or Papillitis (associated with Multiple Sclerosis)
- Retinal Detachment
- Ocular tumor
- Central Retinal Artery Occlusion (pale fundus with cherry red Macula)
- Acute Maculopathy
- Pseudotumor Cerebri (or other cause of Increased Intracranial Pressure)
- Associated with Headache
- Transient Monocular Blindness (Amaurosis Fugax)
- Retinal Hemorrhage
III. Differential Diagnosis: Acute unilateral Vision Loss
- Transient
- Persistent
- Acute Angle-Closure Glaucoma
- Central Retinal Artery Occlusion
- Central Retinal Vein Occlusion
- Retinal Detachment (later)
- Optic Neuritis (Multiple Sclerosis)
- Ischemic Optic Neuropathy
- Nonarteritic anterior optic Neuropathy (see Medications with Adverse Ocular Effects)
- Eye Trauma
- Tumor
- Vitreous Hemorrhage
- Occipital cortex infarction (vertebrobasilar thromboembolic event)
- Endophthalmitis
- Keratopathy
- Acute Maculopathy
- Psychogenic visual loss
IV. Differential Diagnosis: Acute bilateral Vision Loss or Blurred Vision
- Transient
- Migraine Headache aura
- Congestive Heart Failure
- Hypertensive Emergency
- Severe bilateral Carotid Artery Stenosis
- Transient Ischemic Attack involving visual cortex (hemianopsia)
- Pseudotumor Cerebri (or other cause of Increased Intracranial Pressure)
- Persistent
- Bilateral Occipital Lobe ischemia
- Temporal Arteritis (Giant Cell Arteritis)
- Lymphoma
- Posterior ischemic Neuropathy
V. Risk Factors: Acute Vision Loss predisposing factors
- Diabetes Mellitus
- Hypertension
- Hyperlipidemia
- Hypercoagulable States
- Cardiac Arrhythmias
- Carotid Insufficiency
- Glaucoma
- Migraine Headaches
VI. History
- Timing: Red flags for urgent referral
- Very recent onset of Vision Loss (hours)
- Progressive symptoms
- First episode
- Sudden onset (Hemorrhage, ischemia)
- Lesion localization
- Monocular or binocular?
- Monocular: Ocular or Optic Nerve lesion
- Binocular: Optic Chiasm and posterior back to Occipital Lobe lesion
- Focal Visual Field deficit?
- Retina and posterior back through Optic Nerve and Occipital Lobe
- Periocular pain?
- Anterior eye or Optic Nerve lesion (requires Trigeminal Nerve sensitization)
- Monocular or binocular?
- Associated symptoms
VII. Exam
-
Visual Acuity
-
Snellen Chart
- Consider pinhole for vision testing in a patient who did not bring their glasses to evaluation
- Finger Counting (CF) at 1 foot and at 6 inches
- Hand Movements (HM)
- Light perception (LP)
- No light perception (NLP): total blindness
-
Snellen Chart
-
Ciliary Flush
- Diffuse Corneal haze
- Acute angle closure Glaucoma
- Corneal opacities (especially with Fluorescein uptake)
- Diffuse Corneal haze
-
Visual Field deficit
- Monocular Blindness
- Homonymous hemianopia (field cut affects both eyes in same region)
- Occipital lesion
- Bitemporal hemianopia
- Bilateral peripheral Vision Loss suggests Optic Chiasm lesion
-
Pupil abnormality
- Mid-dilated non-reactive pupil
- Afferent Pupillary Defect (sluggish or absent pupil response to light)
- Optic Nerve lesion
- Retinal lesion
-
Funduscopic Exam
-
Retinal Detachment
- Affected Retina will have the pale billowing appearance of a parachute
- In non-dilated Eye Exam, Ocular Ultrasound has better sensitivity
- Red Reflex absent
- Cherry red spot (red Macula)
- Retinal Hemorrhage
- Optic disc swelling
-
Retinal Detachment
VIII. Management
- Rapid assessment and management if acute CNS event is suspected
- Indications for emergent referral to ophthalmology
- Keratitis
- Endophthalmitis
- Retinal Detachment
- Retinal Hemorrhage or Vitreous Hemorrhage
- Optic Neuritis
- Occipital infarction
- Central Retinal Artery Occlusion
- Acute angle closure Glaucoma
- Ischemic Optic Neuropathy
- Conditions with specific immediate temporizing measures by emergency provider
- Central Retinal Artery Occlusion
- Acute angle closure Glaucoma
- Ischemic Optic Neuropathy
IX. References
- Hartmann (2016) Crit Dec Emerg Med 30(6): 3-11
- Trobe (2012) Physician Guide to Eye Care, p. 31-35
Images: Related links to external sites (from Bing)
Related Studies
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (CHV) | finding |
Definition (NCI_CTCAE) | A disorder characterized by visual perception of unclear or fuzzy images. |
Definition (NCI) | Blurred vision is the loss of visual acuity (sharpness of vision) resulting in a loss of ability to see small details. (from MedlinePlus Medical Encyclopedia) |
Concepts | Sign or Symptom (T184) |
SnomedCT | 111516008, 267629007, 193695001, 155145007, 267726008, 246636008, 111517004 |
LNC | LA15105-2 |
English | VISION BLURRED, blurred vision, blurry vision (symptom), blurry vision, foggy vision (symptom), foggy vision, Blurring of eyes, Blurring of vision, Vision blurred, Blurry vision, cloudy vision, blurred eyes, blurring vision, Blurred;vision, vision blurry, hazy vision, blur vision, blurred eye, blur eyes, eye blur, blurring of vision, vision blur, vision blurred, Blurred vision NOS (disorder), Dull vision NOS, Cloudy vision NOS, VISION, BLURRING OF, BLURRING, BLURRED VISION, Filmy vision, Blurred vision - hazy, Cloudy vision, Foggy vision, Hazy vision, Misty vision, Blurring of visual image, Mist over eyes, Blurring of visual image (finding), Hazy vision (disorder), blurred; vision, vision; blurred, Blurred vision, NOS, Blurred Vision, Blurred vision, Blurred vision NOS |
Italian | Visione offuscata, Annebbiamento della vista, Visione appannata, Occhi annebbiati, Visione annebbiata, Offuscamento della vista |
Dutch | wazigzien, wazig gezichtsvermogen, vaag zien, troebel gezichtsvermogen, wazig voor de ogen, wazig zien, visus; wazig, wazig; visus, gezichtsvermogen wazig |
French | Vision floue, Vision brouillée, Trouble de la vision, Yeux troubles, BAISSE DE VISION, Vision trouble |
German | verschwommenes Sehen, verschwommener Seheindruck, Sehen durch einen Film, dunstiges Sehen, nebelhaftes Sehen, SEHEN VERSCHWOMMEN, Sehen verschwommen |
Portuguese | Turvação da vista, Visão enevoada, Visão velada, VISAO TURVA, Visão turva |
Spanish | Visión confusa, Borrosidad de ojos, Visión nebulosa, Visión ensombrecida, visión nebulosa, VISION BORROSA, visión borrosa, SAI (trastorno), visión borrosa, SAI, Visión borrosa, visión borrosa (hallazgo), visión borrosa, visión nebulosa (trastorno), imagen visual borrosa (hallazgo), imagen visual borrosa, visión borrosa (trastorno) |
Japanese | 霧視, かすみ目, カスミメ, ムシ |
Czech | Zamlžené vidění, Mlhavé vidění, Zastření zraku, Rozmazané vidění, Pocit mlhy před očima |
Hungarian | Homályos látás, Életlen látás, Fátyolos látás, Ködös látás, Látás, homályos, Homályos szemek, Látás homályosodása |
Ontology: Blind Vision (C0456909)
Definition (NCI) | The lack of vision. It is caused by neurological or physiological factors. |
Definition (MSH) | The inability to see or the loss or absence of perception of visual stimuli. This condition may be the result of EYE DISEASES; OPTIC NERVE DISEASES; OPTIC CHIASM diseases; or BRAIN DISEASES affecting the VISUAL PATHWAYS or OCCIPITAL LOBE. |
Definition (CSP) | inability to see or the loss or absence of perception of visual stimuli; condition may be the result of eye, optic nerve, optic chiasm or brain diseases effecting the visual pathways or occipital lobe. |
Concepts | Finding (T033) |
MSH | D001766 , D015354, D014786 |
SnomedCT | 40031005, 139548004, 277675000, 397540003 |
LNC | LA17710-7 |
English | Blindness, BLINDNESS, Cannot see, Loss of vision, Unable to see, UTS - Unable to see, Blind Vision, Blindness [Disease/Finding], blindness, blind, blind vision, Blindness NOS, Blindness (finding), Blind (finding), Blind, Blindness, NOS |
French | CECITE, Cécité SAI, Aveugle, Déficience de la vision, Déficience visuelle, Cécité, Vision basse, Non-voyance, Vision diminuée, Vision faible, Vision réduite |
Portuguese | CEGUEIRA, Cegueira NE, Cego, Cegueira |
Spanish | CEGUERA, Ceguera NEOM, Ciego, ciego, ciego (hallazgo), ceguera (trastorno), ceguera, Ceguera |
German | BLINDHEIT, Blindheit NNB, blind, Blindheit, Sehverlust, Sehschwäche, Sehvermögen, herabgesetztes, Sehvermögen, vermindertes |
Dutch | blindheid NAO, blind, Blindheid, laag; visus, blindheid, Amaurose |
Italian | Cieco, Cecità NAS, Visione ridotta, Ipovisione, Cecità |
Japanese | 失明NOS, シツメイ, シツメイNOS, 視覚消失症, 盲, 亜正常視覚, 黒内障, 失明, 低視力, 低視覚, ロービジョン, 視覚-亜正常, 視覚-低 |
Swedish | Blindhet |
Czech | slabozrakost, zrak subnormální, slepota, vidění snížené, Nevidomý, Slepota, Nevidomost NOS |
Finnish | Sokeus, Heikentynyt näkö |
Russian | AMAVROZ, SLEPOTA, ZRENIE PONIZHENNOE, ZRENIE SUBNORMAL'NOE, SLEPOTA TSENTRAL'NOGO PROISKHOZHDENIIA, АМАВРОЗ, ЗРЕНИЕ СУБНОРМАЛЬНОЕ, СЛЕПОТА, СЛЕПОТА ЦЕНТРАЛЬНОГО ПРОИСХОЖДЕНИЯ |
Croatian | SLJEPOĆA |
Polish | Ślepota, Obniżenie jakości widzenia, Wzrok słaby, Wzrok subnormalny, Widzenie obniżone |
Hungarian | Vakság, Amaurosis k.m.n., Vak |
Norwegian | Redusert synsevne, Blindhet, Synshemning, Svekket syn, Nedsatt syn, Synssvekkelse, Svakt syn, Synsnedsettelse |