I keep smelling "exhaust fumes" everywhere i go, when there is no external origin. i also have a lot of sinus pressure and some headaches. treatment?

SINUSITIS/YES: Sinusitis with inflammation infection and swelling of the sinuses can irritate the surrounding nerves And give the tingling sensation&headaches.Also distorted sense of smell is common And ringing in the ears. You need to be examined and if infection is suspected treated with antibiotics . ct scan of sinuses and ENT CONSULT is warranted.

Possible sinus : infection. Sinus infections can cause a change in how you smell and even make you smell things that aren't there. Make a HealthTap appointment and I can get you treated right away.