Home » Blog » Health Guide » 11 Eye Conditions Commonly Misdiagnosed As Pink Eye

11 Eye Conditions Commonly Misdiagnosed As Pink Eye

This article was created after thorough research and has been improved with the assistance of AI technology. Furthermore, our dedicated editorial team has meticulously fact-checked and polished its content for accuracy and clarity.

Pink eye, medically known as conjunctivitis, is a prevalent eye condition that affects millions of people worldwide. Its hallmark symptoms of redness, irritation, and discharge often prompt individuals to seek medical attention. However, several other eye conditions can mimic the presentation of pink eye, leading to misdiagnosis and inappropriate treatment.

This article aims to provide a comprehensive overview of pink eye, address common inquiries, and shed light on the conditions frequently mistaken for this condition.

Key takeaways:

Pink eye, or conjunctivitis, is a common eye condition characterized by redness, irritation, and discharge.
Viral conjunctivitis is the most common form, followed by bacterial and allergic conjunctivitis.
While pink eye rarely causes permanent vision loss, untreated cases can lead to complications affecting vision.

What Is Pink Eye?

Is Pink Eye Contagious

Pink eye, medically known as conjunctivitis, is an inflammation of the conjunctiva, the thin, transparent tissue covering the white part of the eye and the inner surface of the eyelid. It can be caused by viruses, bacteria, allergens, or irritants. Viral conjunctivitis is the most common form, followed by bacterial and allergic conjunctivitis. Pink eye can be highly contagious, and practicing good hygiene is crucial for preventing its spread.

Pink eye is characterized by the following symptoms:

  • Redness in the white of the eye
  • Itchiness or burning sensation
  • Excessive tearing
  • Discharge (watery or thick and mucus-like)
  • Swelling of the eyelids
  • Sensitivity to light
  • Blurred vision
  • Gritty feeling in the eye

Common Questions About Pink Eye

Is Pink Eye Contagious?

Pink eye is highly contagious and can spread easily from person to person. Both viral and bacterial conjunctivitis are contagious and can be transmitted through close personal contact, coughing, sneezing, or touching contaminated surfaces and then touching the eyes.

The contagious period for pink eye caused by bacteria can last until about 24 to 48 hours after starting antibiotic treatment. In the case of viral conjunctivitis, individuals can remain contagious for as long as they have symptoms, which typically last several days. It is possible to spread pink eye even before symptoms become noticeable.

Preventive measures to reduce the risk of getting or spreading conjunctivitis include practicing good hygiene, such as washing hands frequently, avoiding touching or rubbing the eyes, and refraining from sharing personal items like towels, eye drops, or contact lenses. Additionally, individuals with pink eye should follow proper hygiene practices to limit the spread of the infection to others.

How Long Does Pink Eye Last?

The duration of the pink eye varies depending on the underlying cause. Viral conjunctivitis typically resolves within 1-2 weeks without treatment. Bacterial conjunctivitis may improve within a few days with antibiotic eye drops. Allergic conjunctivitis [Source: Healthline] can persist as long as the allergen is present.

Can You Get Pink Eye From A Fart?

No, you cannot get pink eye from a fart. Pink eye, also known as conjunctivitis, is typically spread through direct contact with infected secretions from the eyes, hands, or objects. Farts do not contain the pathogens that cause pink eye, so they cannot transmit the infection.

How Long Does Pink Eye Live On Surfaces?

The survival time of the viruses and bacteria that cause pink eye varies. Some viruses can remain infectious on surfaces for several hours to days. It is essential to disinfect contaminated surfaces and avoid sharing personal items to minimize the risk of transmission.

Adenoviruses, the most common cause of acute viral infections of the conjunctiva, can live for weeks on various objects and surfaces, including towels, doorknobs, computer keyboards, and other surfaces. This resistance to standard disinfection makes adenoviruses highly durable and capable of surviving for an extended period outside the body, posing a risk for transmission and infection.

Can I Wear Contacts With Pink Eye?

No, it is not recommended to wear contact lenses with pink eye (conjunctivitis). Wearing contact with the pink eye can spread the infection, increase irritation, and prolong the condition. The risk of complications such as corneal ulcers and permanent vision loss is also higher when wearing contacts with pink eye. It is essential to follow the advice of an eye doctor and discontinue contact lens use during the treatment period to ensure proper healing and prevent re-infection.

Does Lysol Kill Pink Eye?

Yes, Lysol Disinfectant Spray can kill the viruses and bacteria that cause pink eye when used as directed. According to the product information, Lysol Disinfectant Spray eliminates the following viruses and bacteria from hard, non-porous surfaces:

  • Viruses: Adenovirus, Influenza A Virus, Rhinovirus Type 39, Herpes Simplex Virus Type 1 and Type 2, Respiratory Syncytial Virus (RSV)
  • Bacteria: Staphylococcus aureus (Staph), Methicillin Resistant Staphylococcus aureus (MRSA), Streptococcus pyogenes (Strep), Escherichia coli O157:H7 (E. coli), Salmonella enterica (Salmonella)

To disinfect surfaces and kill 99.9% of viruses and bacteria, the surfaces must remain wet for at least 3 minutes before allowing to air dry. For Norovirus, surfaces must remain wet for 10 minutes.

However, it’s important to note that while Lysol can kill the germs that cause pink eye on surfaces, it should not be used directly in or around the eyes. Proper hygiene, such as frequent handwashing and avoiding touching the eyes, is crucial to prevent the spread of pink eye.

Can A Sinus Infection Cause Pink Eye?

Yes, a sinus infection can cause pink eye. According to the sources provided, some viruses or bacteria that lead to contagious forms of pink eye can result from a sinus infection. The same bacteria or viruses responsible for sinus infections, sore throats, and other respiratory infections can also cause infectious pink eye. Therefore, a sinus infection can lead to the development of pink eye, especially if the infection spreads to the eyes through physical contact or poor hygiene practices.

What Is Commonly Misdiagnosed As Pink Eye?

Several eye conditions share similar symptoms with pink eye, leading to potential misdiagnosis. The following table outlines the key characteristics and treatment options for these conditions:

Dry EyeRedness, burning, gritty sensation, blurred visionArtificial tears, punctal plugs, prescription eye drops
EpiscleritisRedness, irritation, mild discomfortArtificial tears, anti-inflammatory eye drops
Corneal AbrasionPain, tearing, light sensitivity, foreign body sensationAntibiotic eye drops, pain relief, eye patch
ChalazionPainless bump on the eyelid, redness, swellingWarm compresses, surgical excision
ScleritisDeep eye pain, redness, light sensitivity, blurred visionAnti-inflammatory medications, immunosuppressants
StylePainful red bump on the eyelid, swelling, tendernessWarm compresses, antibiotic ointments, surgical drainage
BlepharitisEyelid inflammation, flaking, crusting, rednessEyelid hygiene, warm compresses, antibiotic ointments
KeratitisPain, redness, discharge, light sensitivity, blurred visionAntibiotic or antiviral eye drops, oral medications
Iritis and UveitisEye pain, redness, light sensitivity, blurred vision, floatersSteroid eye drops, oral steroids, immunosuppressants
GlaucomaGradual vision loss, eye pain, halos around lights, rednessEye drops, laser treatment, surgical interventions
AllergiesItching, redness, tearing, swellingAntihistamine eye drops, oral antihistamines, allergen avoidance

Essential Oils For Pink Eye

While some individuals may turn to essential oils as a natural remedy for pink eye[Source: Medical News Today], it is crucial to exercise caution. Applying essential oils directly to the eyes can cause irritation and worsen the condition.

Tea Tree Oil: Known for its antimicrobial properties, tea tree oil is effective in reducing the number of pathogens associated with pink eye and boosting the immune system.

Lavender Oil: Lavender oil is beneficial for reducing swelling and redness in irritated eye tissues, common symptoms of conjunctivitis. It also repels pink eye-causing germs and viruses.

Oregano Oil: Oregano essential oil provides immediate relief for pink eye by combating bacteria or fungi that cause conjunctivitis. It helps reduce inflammation related to conjunctivitis and provides relief from discomfort and swelling.

Chamomile Oil: Chamomile essential oil relaxes the smooth muscles in the eyes due to its flavonoids, making it an ideal treatment for pink eye infections. It has anti-inflammatory properties that can help reduce infection and alleviate discomfort and swelling.

Myrrh Oil: Myrrh essential oil is known for its antibacterial and anti-inflammatory qualities, making it effective in preventing and treating pink eye infections. It kills pathogenic germs around the eyes and stops the spread of infection.

These essential oils offer natural remedies for pink eye, providing relief from symptoms and promoting faster recovery from the infection. When using essential oils for pink eye, it is essential to follow proper dilution and application methods to avoid irritation and ensure safety.


Pink eye is a common eye condition that shares symptoms with various other eye disorders. Accurate diagnosis is crucial for effective treatment and preventing potential complications. If you experience persistent eye redness, irritation, or discomfort, it is essential to seek evaluation from an eye care professional. They can perform a comprehensive examination and provide personalized treatment recommendations.


1. Can pink eye be prevented?

Maintaining good hygiene practices, such as frequent handwashing and avoiding touching the eyes, can help reduce the risk of contracting or spreading pink eye.

2. When should I see a doctor for pink eye?

If symptoms persist, worsen, or are accompanied by pain, vision changes, or light sensitivity, it is advisable to consult an eye care professional.

3. Are there any home remedies for pink eye?

While home remedies like warm compresses may provide temporary relief, it is essential to seek medical advice for appropriate treatment.

4. Can pink eye recur?

Pink eye can recur, especially if the underlying cause is not addressed or if there is continued exposure to the triggering factor (e.g., allergens).

5. Can pink eye lead to permanent vision loss?

In most cases, the pink eye does not cause permanent vision loss. However, some forms of conjunctivitis, if left untreated, can lead to complications that may affect vision.


    1. American Academy of Ophthalmology. (2021). Conjunctivitis: What is Pink Eye? https://www.aao.org/eye-health/diseases/pink-eye-conjunctivitis
    2. Centers for Disease Control and Prevention. (2021). Conjunctivitis (Pink Eye). https://www.cdc.gov/conjunctivitis/index.html

    Michael Bennett

    Dr. Michael Bennett is a board-certified ophthalmologist with over 15 years of experience performing eye surgery and treating diseases of the eye. He completed his ophthalmology residency at the prestigious Bascom Palmer Eye Institute where he served as Chief Resident.

    View All Posts

    Leave a Comment

    Item added to cart.
    0 items - $0.00