Dr. Muneeb Shah on Instagram: "Itchy bumps on the hands?!? ✋ Dyshidrotic eczema, also known as dyshidrosis or pompholyx, is a skin condition that affects the palms of the hands and soles of the feet Strangely, some of my patients swear it only flares in the summer when it’s hot (summer bumps) and others swear it only flares in the winter when their skin is dry! Causes: over-washing hands, allergies to skincare products or nail polish, stress, sweating, and sun exposure Treatment options include: