Which symptom is typically associated with actinic keratosis?

Actinic keratosis is characterized by the development of rough, scaly patches on sun-exposed skin, which can often appear raised. These lesions are typically the result of long-term exposure to ultraviolet (UV) radiation, commonly from the sun, leading to changes in the skin. These raised skin lesions can range in color from light to dark and may feel dry or gritty to the touch.

The primary significance of actinic keratosis lies in its potential to progress to squamous cell carcinoma, making it important for early detection and monitoring. The physical characteristics of actinic keratosis lesions—being rough and potentially raised—are critical for diagnosis and differentiation from other skin conditions.

In contrast, the other symptoms listed do not fit the clinical presentation of actinic keratosis. An itchy rash may suggest other dermatological conditions like eczema or dermatitis. Sudden hair loss could indicate alopecia or other systemic factors but does not correlate with actinic keratosis. Continuous abdominal pain is unrelated and indicates gastrointestinal or systemic issues rather than skin concerns.