The common cold, flu, and allergies can lead to middle ear infections. Other upper respiratory problems, such as sinus or throat infections, can.
Sinus infection (sinusitis): This happens when a cold virus infects your Ear infection: Colds, bronchitis, and sinus infections can keep fluid.
How can you tell the difference between a cold and a sinus infection? Swollen sinuses; Fever (usually low-grade in adults but higher in children) on their own or after a simple course of antibiotics,” says ear, nose, and.