Differential Diagnosis for Eye Irritation after Lice Treatment
Single Most Likely Diagnosis
- Chemical Conjunctivitis: This is the most likely diagnosis due to the direct exposure of the eyes to the lice treatment chemicals, which can cause irritation, redness, and discomfort.
Other Likely Diagnoses
- Allergic Conjunctivitis: An allergic reaction to the lice treatment could cause eye irritation, itching, and redness.
- Toxic Conjunctivitis: Certain ingredients in the lice treatment could be toxic to the eyes, leading to irritation and inflammation.
- Irritant Conjunctivitis: Exposure to the lice treatment chemicals could cause mechanical irritation to the eyes, leading to redness, itching, and discomfort.
Do Not Miss Diagnoses
- Corneal Ulcer: Although less likely, a corneal ulcer could occur if the lice treatment causes a significant chemical burn or if there is a secondary infection, which could lead to serious complications if missed.
- Chemical Burn: A severe chemical burn to the eye could result in permanent vision loss if not promptly and properly treated.
Rare Diagnoses
- Angle-Closure Glaucoma: In rare cases, the eye irritation could lead to inflammation that causes angle-closure glaucoma, a condition that requires immediate medical attention to prevent permanent vision loss.
- Steven-Johnson Syndrome: A rare but serious condition that could be triggered by an allergic reaction to the lice treatment, characterized by severe skin and mucous membrane lesions, including the eyes.