Skin condition noted by tingling or burning, redness, flaking, bothersome swelling, small blisters or small sores on the palms of the hands or soles of the feet. HFS is a common side effect of certain types of chemotherapy, such as doxorubicin and liposomal doxorubicin (Doxil), and is also known as palmar-plantar erythrodysesthesia (PPE).