Conjunctival Hyperemia: Causes & Reasons

Warning: Do not use in emergencies, if pregnant, if under 18, or as a substitute for a doctor’s advice or diagnosis. Learn more

Possible Causes for Conjunctival Hyperemia

Conjunctivitis

Subjects ≤31 days of age with severity grade ≥1 (scale 0-3) for both conjunctival discharge and conjunctival hyperemia were randomized to besifloxacin or gatifloxacin instilled [ncbi.nlm.nih.gov]

Symptoms are conjunctival hyperemia and ocular discharge and, depending on the etiology, discomfort and itching. Diagnosis is clinical; sometimes cultures are indicated. [merckmanuals.com]

Primary endpoints included clinical resolution (absence of both conjunctival discharge and conjunctival hyperemia) at visit 5 (day 8 or 9) and ocular and non-ocular treatment-emergent [ncbi.nlm.nih.gov]

Gonococcal Conjunctivitis

Conjunctivitis varies in severity from mild hyperemia with epiphora (tearing) to subconjunctival hemorrhage or chemosis (conjunctival edema) with copious purulent discharge [pedsinreview.aappublications.org]

Furthermore, the eye is reported to be extremely painful, and similarly to the neonatal presentation, severe conjunctival swelling and hyperemia are observed. [symptoma.com]

Clinical features General signs and symptoms of conjunctivitis Conjunctival hyperemia with dilatation of blood vessels (injection) → “pinkeye” Discharge and crust formation [amboss.com]

Allergic Conjunctivitis

Ocular itching and conjunctival hyperemia of allergic conjunctivitis were assessed after the conjunctival allergen challenge test. [ncbi.nlm.nih.gov]

CONCLUSIONS: Epinastine is effective in suppressing ocular itching and conjunctival hyperemia in birch pollen conjunctivitis. [ncbi.nlm.nih.gov]

MAIN OUTCOME MEASURES: Bulbar conjunctival hyperemia, ocular surface temperature, and ocular symptoms repeated before and every 10 minutes after treatment for 1 hour. [ncbi.nlm.nih.gov]

Punctate Keratitis

hyperemia at presentation. [ncbi.nlm.nih.gov]

SPK in 5 corneal regions, conjunctival hyperemia, tear breakup time (TBUT), and intraocular pressure (IOP) were examined in a masked manner at baseline, 1 month, and 3 months [ncbi.nlm.nih.gov]

hyperemia. [doi.org]

Keratoconjunctivitis Sicca

Signs: Minimal or absent tear meniscus Mucus threads and conjunctival hyperemia Fine, medium or coarse epithelial keratitis Filamentary keratitis may be found especially in [columbiaeye.org]

hyperemia [ Time Frame: 16 weeks ] Change from baseline in bulbar conjunctival hyperemia as measured by the Oculus Keratograph 5M Corneal staining [ Time Frame: 16 weeks [clinicaltrials.gov]

Signs: mild blepharospasm, minimal ocular discharge, conjunctival hyperemia, mild corneal vascularization, corneal ulceration (potentially recurrent). [vetstream.com]

Cogan Syndrome

Slit-lamp examination revealed conjunctival hyperemia and peripheral corneal opacification, with inflammation and crystalline deposits on the corneal stroma, findings that [nejm.org]

Conjunctival hyperemia, bilateral cataract, and interstitial keratitis were detected with a slit lamp examination. [hindawi.com]

Diphtheritic Conjunctivitis

Hyperemia: Conjunctival injection due to dilatation of the posterior conjunctival vessels ■=> Appears sweeping from the fornices. 5. [archive.org]

Conjunctival hyperemia may be produced by use of the eyes with poor illumination, eye strain from errors of refraction or muscular irregularities, by too continuous use of [operatingmicroscopes.com]

we should naturally expect Bearing is an patient to of augmentation of the symptoms The conjunctival vessels being more iutensely congested than in hyperemia, the patient [docksci.com]

Horner's Syndrome

• Transient conjunctival hyperemia– Acute loss of vasomotor control may producea transient dilation of conjunctival bloodvessels• Transient ocular hypotony– 2-4 mmHg decrease [slideshare.net]

Other signs and symptoms that may be seen include conjunctival hyperemia, excessive tearing, apparent enophthalmos, and decreased IOP (4,7). [eyewiki.org]

Additionally, there may be facial flushing, conjunctival hyperemia, epiphora, and nasal stuffiness in the acute stage. 93, 102, 103 Some time after the injury, the skin of [dovepress.com]

Muckle-Wells Syndrome

CASE 3 Male patient, aged 20, presents episodes of urticaria, conjunctival hyperemia (Figure 5) and arthralgia in the knees, since early infancy, that gets worse with exposure [scielo.br]

hyperemia from the very early months of life, which lasts for about two or three days and is related to exposure to the cold. [scielo.br]

CASE REPORTS CASE 1 Female pacient, aged 43, presents recurrent condition of urticaria (Figures 1, 2 and 3), arthralgias and edema of the knees and ankles, apart from conjunctival [scielo.br]

SUNCT Syndrome

Other signs and symptoms that may be seen include conjunctival hyperemia, excessive tearing, apparent enophthalmos, and decreased IOP (4,7). [eyewiki.org]

COVID-19

SARS-CoV-2 Variant Classifications and Definitions SARS-CoV-2 Variant Classifications and Definitions Key Definitions Key Points How Variants Are Classified Variants Being Monitored (VBM) Variant of Interest (VOI) Variant of Concern (VOC) Variant of High Consequence (VOHC) References Viruses like SARS-CoV-2[…] [cdc.gov]

Influenza

OBJECTIVE: To determine the clinical effectiveness of influenza vaccination in patients with rheumatoid arthritis (RA). METHODS: The present study was conducted by using the Taiwan National Health Insurance Research Database. In this retrospective nationwide study, we included 3748 RA patients who received[…] [ncbi.nlm.nih.gov]

Bacterial Conjunctivitis

[…] injection (dilation of the conjunctival vessels), hyperemia, pruritus, eyelid edema, and ropy mucous discharge. 2-4,8 The patient may also experience photophobia. 4,7 “Allergic [uspharmacist.com]

[…] involvement (the severity of each eye may differ) and result in little to no sequelae. 3,4 Signs and symptoms include watery discharge, chemosis (edema of the conjunctiva), conjunctival [uspharmacist.com]

Carotid-Cavernous Sinus Fistula

A carotid cavernous sinus fistula, abbreviated as CCF, is a pathological channel which leads to the communication of the carotid artery and the cavernous sinus in the skull. The first step towards a successful diagnosis is a thorough medical history, including recent traumatization to the head, recent surgical[…] [symptoma.com]

Cannabis Type Drug Dependence

Ali Said Faqi, DVM, PhD, DABT, ATS, is a Senior Director of Developmental and Reproductive Toxicology, a Senior Principal Scientist at MPI Research and an Adjunct Associate Professor at Wayne State University, School of Medicine, Department of OBGYN in Detroit, MI. He received his Ph.D. from the University of Leipzig in[…] [books.google.com]

B-Cell Acute Lymphoblastic Leukemia

Abstract The configuration of the T-cell receptor (TCR) beta, gamma and delta chain genes was analyzed in 16 cases of B-lymphoid blastic crisis of chronic myeloid leukemia (BC-CML) for a better definition of the biological aspects of this cellular population, in comparison with the molecular features of B-precursor[…] [ncbi.nlm.nih.gov]

Glue Sniffing

Inhalant abuse refers to the inhalation of volatile substances for their euphoric effects. Glues and adhesives have been abused inhalants for decades and so the term "glue sniffing" attached to the habit. These days many substances used are not adhesives and the most accurate title of "solvent abuse" has been[…] [ncbi.nlm.nih.gov]

Superior Limbic Keratoconjunctivitis

The SHI calculated using the automated conjunctival hyperemia analysis software could successfully quantify superior bulbar conjunctival hyperemia and may be a useful tool [ncbi.nlm.nih.gov]

RESULTS: In all operated eyes, the clinical symptoms and signs, including irritation and redness and superior bulbar conjunctival hyperemia and superior tarsal conjunctival [ncbi.nlm.nih.gov]

After 2 weeks of topical CsA treatment, symptoms of foreign-body sensation, irritation, and photophobia and signs of conjunctival hyperemia, tarsal papillary reaction, and [ncbi.nlm.nih.gov]

Relapsing Fever

Each year, many residents of and visitors to endemic regions of the western United States are exposed to the tick vectors of tick-borne relapsing fever (TBRF), Ornithodoros hermsi, Ornithodoros turicata, or Ornithodoros parkeri. This disease is remarkable because the human host is unaware of the tick bite,[…] [ncbi.nlm.nih.gov]

Phlyctenular Keratoconjunctivitis

To date, there has been only one recurrence in the patients treated with tetracycline which consisted of mild conjunctival hyperemia. [ncbi.nlm.nih.gov]

Figure 1 Improvement of bulbar conjunctival hyperemia, conjunctival phlyctenules, and corneal inflammation with azithromycin treatment. ( A ) Evolution of bulbar conjunctival [joii-journal.springeropen.com]

Signs: Single or multiple pinkish conjunctival or limbal nodules 0.5-3 mm in diameter Usually surrounded by conjunctival hyperemia Commonly develops ulcerative necrotic lesion [dro.hs.columbia.edu]

Atopic Keratoconjunctivitis

Biomicroscopy examination showed conjunctival hyperemia, superficial punctata keratitis, and tarsal giant papillae. [ncbi.nlm.nih.gov]

MAIN OUTCOME MEASURES: Symptoms (itching, tearing, discomfort, mucous discharge, and photophobia) and signs (bulbar conjunctival hyperemia, upper tarsal conjunctival papillae [ncbi.nlm.nih.gov]

An improvement in conjunctival hyperemia and corneal epithelial defects was observed in all eyes. [ncbi.nlm.nih.gov]

Chronic Catarrhal Conjunctivitis

smooth surface, Conjunctival sac can have a little sticky secretions; and long-term stimulation of chronic inflammation, the performance of the palpebral conjunctival hyperemia [healthfrom.com]

Symptom Acute catarrhal conjunctivitis symptoms common symptoms purulent discharge tears tears fist more fear of eyelid conjunctival hyperemia exposed ... diplopia conjunctival [healthfrom.com]

Hyperemia: Conjunctival injection due to dilatation of the posterior conjunctival vessels ■=> Appears sweeping from the fornices. 5. [archive.org]

Central Corneal Ulcer

Hyperemia or Vasodilation and Central Corneal Ulcer in a Neonate. ( 29494721 ) Kroeger Z....Cavuoto K.M. 2018 2 Haemophilus influenzae central corneal ulcer associated with [malacards.org]

Signs:- Typical conjunctival hyperemia. Treatment:- Decongestant eye drops plus treatment of etiology. 2. [eyescure.com]

Considerable circumcorneal conjunctival hyperemia is usual. In long-standing cases, blood vessels may grow in from the limbus (corneal neovascularization). [msdmanuals.com]

Loiasis

J Helminthol. 2016 Jul;90(4):469-75. doi: 10.1017/S0022149X15000607. Epub 2015 Aug 13. Author information 1 Department of Parasitology-Mycology, Faculty of Medicine,Université des Sciences de la Santé,Libreville,Gabon. Abstract The relationship between the frequency of loiasis objective symptoms and microfilaraemic or[…] [ncbi.nlm.nih.gov]

Vernal Conjunctivitis

Findings characteristically include conjunctival edema and hyperemia and a discharge. The bulbar conjunctiva may appear translucent, bluish, and thickened. [msdmanuals.com]

Symptoms and Signs General Patients with allergic conjunctivitis report having Bilateral mild to intense ocular itching Conjunctival hyperemia Photosensitivity (photophobia [msdmanuals.com]

Papillae may be present without local signs of disease activity (no conjunctival hyperemia). [ijponline.biomedcentral.com]

Viral Conjunctivitis

Signs (conjunctival hyperemia, chemosis, follicles, and secretion) and symptoms (general ocular discomfort, itching, foreign body sensation, tearing, redness, and swelling [ncbi.nlm.nih.gov]

Symptoms and Signs of Viral Conjunctivitis After an incubation period of about 5 to 12 days, conjunctival hyperemia, watery discharge, and ocular irritation usually begin [msdmanuals.com]

hyperemia, tearing, and systemic symptoms. [msdmanuals.com]

Pharyngoconjunctival Fever

Signs of disease include epiphora, conjunctival hyperemia and chemosis, subconjunctival hemorrhage, follicular or mild papillary conjunctival reaction, and eyelid edema. [odlarmed.com]

After an incubation period of five to 12 days, the disease enters the acute phase, causing watery discharge, conjunctival hyperemia and follicle formation. [medicalstudy.blogspot.com]

PATHOPHYSIOLOGY Viral conjunctival infections are thought to be caused by airborne respiratory droplets or direct transfer from one’s fingers to the conjunctival surface of [medicalstudy.blogspot.com]

Tsutsugamushi Disease

Abstract Using indirect immunofluorescence assay, we examined the sera of 561 patients from November 1984 to February 2005 to determine the incidence of tsutsugamushi disease (scrub typhus) in Oita Prefecture, Japan. The results obtained were positive in 384 individuals (68.4%). Municipalities where patients were[…] [ncbi.nlm.nih.gov]

Epidemic Keratoconjunctivitis

Physical examination is an equally important part of the workup, during which eyelid and periorbital edema are observed, in addition to conjunctival hyperemia. [symptoma.com]

of bulbar conjunctiva Conjunctival hyperemia/erythema (redness) of palpebral conjunctiva Chemosis (conjunctival edema) Epithelial keratitis Yellow or clear discharge from [flei.com]

The inflammation results in a pink or red coloration of the eye hence the disease being commonly referred to as “pink eye”. [6] Ocular signs/symptoms Conjunctival hyperemia [eyewiki.aao.org]

Endophthalmitis

Clinical features include conjunctival hyperemia, corneal haziness, hypopyon, and decreased visual acuity. Vitreous infiltrates are seen on slit lamp examination. [amboss.com]

Signs include Intense conjunctival hyperemia and intraocular inflammation within the anterior chamber and vitreous Loss of the red reflex Eyelid edema (occasionally) Clinical [msdmanuals.com]

The ocular examination showed bilateral conjunctival hyperemia and swelling in both upper and lower eyelids. [scielo.br]