- Abscess
A skin abscess, or boil, is a swollen, painful, red and warm lump of skin that may rupture and drain pus.
- Allergic reaction
Allergic reaction causes sneezing, runny nose and hives and can lead to anaphylaxis, a whole body reaction.
- Acute sinusitis
Acute sinusitis, an inflammation of the sinuses, causes sinus pain and tenderness, facial redness and more.
- Toothbrush irritation
Toothbrush irritation, from improper brushing, causes receding gums, worn enamel, and tooth sensitivity.
- Nasal congestion
Nasal congestion is a stuffy nose, and can be accompanied by blocked ears, sore throat, and more.
- Chronic sinusitis
Chronic sinusitis, or sinus infections, cause a stuffy or runny nose, tooth pain, fever, sore throat and more.
- Coxsackie virus infection
Coxsackie virus infection can cause many cold-like symptoms as well as blisters on the mouth hands and feet.
- Nasal polyps
Nasal polyps, sacs of inflamed tissue in the nasal passages, can cause cold symptoms, snoring, and more.
- Mouth (oral) cancer
Oral cancer may start as a white patch on the cheek or gums or a mouth sore that doesn't go away.
- Canker sores
Canker sore symptoms begin with a tingling sensation, followed by a red bump that becomes an ulcer.
- Salivary duct obstruction (sialolithiasis)
Salivary duct obstruction can lead to swelling and pain, often under the tongue or jaw.
- Anosmia
Anosmia is complete loss of smell, often caused by aging, head trauma, sinusitis, and respiratory infections.