Nasal Congestion Medical Conditions

Below is a list of potential medical conditions this symptom could be a sign of.


Food Allergy

A food allergy is an adverse or abnormal reaction to a food or a food additive. What is Food Allergy?

Viral Upper Respiratory Tract Infections

Viral upper respiratory infections come in every degree of severity and cause symptoms in the ears, sinuses, throat, and nose...What is Viral Upper Respiratory Tract Infections?

Sinusitis

The sinuses are hollow areas in the skull that are arranged in pairs. Sinusitis occurs when the tissue lining the sinuses in the skull around the nose (the paranasal sinuses) becomes inflamed and infected...What is Sinusitis?

Severe Acute Respiratory Syndrome

Severe Acute Respiratory Syndrome is also known as SARS. It is a viral infection. SARS can cause severe respiratory distress...What is Severe Acute Respiratory Syndrome?

Dengue Fever

Dengue fever is a flu-like illness. It is caused by a virus. The infection is passed to humans through the bite of a mosquito...What is Dengue Fever?