Acquired idiopathic generalized anhidrosis
Acquired idiopathic generalized anhidrosis (AIGA) is characterized by generalized absence of sweating without other autonomic and neurologic dysfunction. Other symptoms include facial flushing, headaches, disorientation, lassitude, hyperthermia, weakness, and palpitations.
Source: Wikipedia — Acquired idiopathic generalized anhidrosis (CC BY-SA 4.0)