Lightheadedness and tingling in the face in addition to dull headache at high altitude. acute mountain sickness? very uncomfortable. treatment?

Barometric headache: Features of mountain sickness do come to mind when you give that history. There is also another entity called barometric headache which occurs in some individuals who reach an altitude of above 7500 feet. Treatment could be acclimation to the altitude or simply coming down from that altitude for a time and then returning until acclimation occurs. Fluids and simple analgesics may be of benefit.