Diagnosis: Common warts (verruca vulgaris)
A 10-year-old boy presents with multiple hyperkeratotic bumps on his knuckles, which have persisted for several months. These lesions are asymptomatic but are causing cosmetic concern for him and his parents. Examination reveals typical features consistent with a common viral infection of the skin.
The patient is a 10-year-old male who has been experiencing multiple hyperkeratotic bumps on his knuckles for the past six months. The lesions are rough, elevated, and have a characteristic appearance, prompting concern for a viral infection. On examination, the lesions are asymptomatic, but their visibility is distressing to the patient.Location: Knuckles of both hands.Number: Multiple lesions, approximately 5-10 in total.Characteristics: Rough, hyperkeratotic, with a well-defined border.Size: Ranging from 2 to 8 mm in diameter.Asymptomatic: No pain, itching, or bleeding noted.
The lesions began to appear approximately six months ago, with gradual increase in number and size. The patient has no history of trauma to the area and denies any associated symptoms such as itching or pain. He has not received any prior treatments for these lesions. Family history is notable for similar lesions in siblings, suggesting a possible genetic predisposition. The patient is otherwise healthy with no significant past medical history.Onset: Lesions began six months ago.Prior Treatments: No previous treatments attempted.Family History: Siblings with similar lesions.Social History: Engages in regular outdoor activities, with no known exposure to immunocompromised individuals.Past Medical History: Generally healthy, no chronic conditions.
Acute / First-Line ManagementTopical Salicylic Acid: Apply 17-40% salicylic acid solution or plaster to lesions daily, after soaking in warm water for 10-15 minutes, to enhance penetration and efficacy.Cryotherapy: Liquid nitrogen applied for 10-30 seconds can be performed in-office to induce local inflammation, which can help clear the lesions.Occlusive Dressings: Use occlusive dressings with salicylic acid to enhance treatment efficacy.Workup and Diagnostic ConfirmationClinical Diagnosis: Diagnosis is primarily clinical based on history and physical examination findings.Dermatoscopic Examination: May be utilized to confirm diagnosis by visualizing characteristic features, such as black dots (thrombosed capillaries).Long-Term ManagementFollow-Up: Regular follow-up every 4-6 weeks to monitor response to treatments.Alternative Therapies: Consider alternative treatments such as cantharidin, or laser therapy if initial treatments fail.Education: Educate the patient and family about the benign nature of the lesions and the typical course of warts, which may resolve spontaneously over time.
Common Warts: Typically hyperkeratotic and rough, often found on hands, with a characteristic appearance.Flat Warts: Smooth, slightly raised lesions that may be more numerous and often occur on the face and legs.Palmar/Plantar Warts: These may be painful and located on the palms or soles, often with a thickened appearance.Keratoacanthoma: Rapidly growing nodules that may resemble warts but are typically solitary and require biopsy for confirmation.Actinic Keratosis: Pre-cancerous lesions found on sun-exposed skin, presenting as scaly patches.Basal Cell Carcinoma: Can present as a pearly papule or ulcerated lesion, particularly in older patients.Condylomata Acuminata: Genital warts that may appear similar but are typically located in the genital area and associated with HPV.Seborrheic Keratosis: Common benign lesions that can appear wart-like but have a more stuck-on appearance and are typically found in older individuals.
High-Yield PearlsViral Etiology: Common warts are caused by human papillomavirus (HPV), with over 100 types identified, primarily HPV types 1, 2, 4, and 27.Incubation Period: Warts may take several weeks to months to appear after exposure to the virus.Self-Limiting: Many warts will resolve spontaneously within 1-2 years, especially in children.Treatment Goals: Aim to reduce the number of lesions and alleviate any associated distress; complete clearance may not always be necessary.Preventive Measures: Advise patients to avoid sharing personal items and to use protective footwear in communal areas to reduce transmission risk.Common warts are benign lesions that often resolve spontaneously, but effective treatment can reduce their duration and associated distress.
Tags: warts, verruca, pediatric