Foot itching: possible causes and next steps

Dry, tight, flaky skin may occur with Asteatotic Eczema, while a history of sensitive skin can accompany Atopic Dermatitis. A new shoe, detergent, cream, or adhesive may trigger Contact Dermatitis. Moist, sore folds can occur with a Skin Yeast Infection. Thick plaques may occur with Psoriasis, and flat purple or itchy markings can occur with Lichen Planus. Intense itch at night, especially with affected household contacts, warrants assessment for Scabies. Raised transient welts may be Hives. These conditions can overlap in appearance.

Keep the feet cool and dry, wash gently, and apply a bland moisturiser to dry intact areas. Wear breathable footwear and avoid new fragranced products until the cause is clearer. Try not to scratch; short nails and a cool compress can reduce skin damage. Do not use steroid, antifungal, or antiseptic creams repeatedly without guidance, because the wrong product can mask the rash or irritate it. Note where the itch began, what the skin looks like, and any new exposures.

Arrange medical review if itching persists, spreads, disrupts sleep, or comes with scaling, cracks, blisters, or a persistent rash. Seek prompt care for rapidly spreading redness, warmth, swelling, pus, fever, severe pain, or facial swelling or breathing difficulty. People with diabetes, reduced sensation, or poor circulation should have foot changes assessed earlier.

What features point to eczema, contact irritation, infection, or another cause? Do I need a skin scraping or another test? Which product can I use safely while the diagnosis is being made? Could anyone I live with need assessment?