The eyelid sign: a clue to bed bug bites

Area of Science:

• Dermatology
• Pediatrics
• Entomology

Background:

• Diagnosing insect bites in children is often challenging due to vague histories and variable clinical presentations.
• Arthropod assaults require accurate identification of the causative insect for appropriate management.
• Bed bug infestations are a growing public health concern, particularly in pediatric populations.

Observation:

• Six pediatric patients with confirmed bed bug bites were analyzed.
• Bites were distributed across the face, trunk, and extremities in all patients.
• A distinct pattern of papules with erythema and edema was observed on the upper eyelids of five patients.

Findings:

• The study identified a specific clinical sign associated with bed bug bites in children, termed the "eyelid sign."
• This sign involves the presence of papules, erythema, and edema on the upper eyelid(s).
• The "eyelid sign" may serve as a useful diagnostic clue when bed bug assaults are suspected in pediatric cases.

Implications:

• The "eyelid sign" can aid clinicians in suspecting bed bug bites when evaluating pediatric patients with unexplained lesions.
• Early and accurate diagnosis of bed bug bites can lead to prompt treatment and control of infestations.
• Further research is warranted to validate the "eyelid sign" and its diagnostic utility in diverse pediatric populations.