Skulls were sliced transversely at a level to include the retrobulbar areas and lacrimal gland tissues ... other group in the retro-orbital venous sinus, as described above.

A history of nasal surgery or facial fracture is also related to epiphora. Inspection of the eyelid for anatomical abnormalities (e.g., ectropion, entropion, lower lid laxity, and lacrimal pump ...

Both migraine and sinus headaches can cause sinus-related symptoms, so it's easy to confuse them. Each type of head pain has distinct causes, however, and can affect different parts of your head.

Sam Delgado was a Future Perfect fellow writing about labor and food systems, public health, and literacy. This story was originally published in The Highlight, Vox’s member-exclusive magazine.

Infections and allergies can cause thick, glue-like nasal mucus. Environmental factors, like a dry climate, can also contribute to this. Nasal mucus is created by the tissue lining of your nose ...

An alternative, nasal spray, formulation has been developed that demonstrates good efficacy, high tolerability and a very fast onset of action. This study assessed the pharmacokinetics and ...

According to the American Academy of Allergy, Asthma and Immunology (AAAAI), an acute sinus infection often starts as a cold. The initial cold may cause the sinuses to swell, which traps bacteria ...

Bacteria can grow in this fluid, causing a middle ear infection. An unresolved cold can lead to a sinus infection, also called infectious sinusitis. It causes inflammation in your sinuses ...

Saline drops are safe to use in babies with nasal congestion. They help clear mucus and draw moisture from swollen nasal tissues so your infant or toddler can breathe more comfortably. Saline drops ...