Danger Triangle Of The Face

Danger Triangle Of The Face

Answer. Dangerous area of face extends from corner of mouth to bridge of nose. It is basically the area of upper lip and lower part of nose.

• Infection from this area spreads through deep facial vein to pterygoid plexus and from pterygoid plexus to communicating vein and from communicating vein to cavernous sinus which can lead to life-threatening cavernous sinus thrombosis.

• Mainly due to the special nature of blood supply to human nose and the surrounding area there is possibility for retrograde infections from nose to spread to brain.

Danger Area Of The Face

“Role Of Imaging In Danger Triangle Infections“

Danger Triangle Of The Face

• One of the misconception is present that veins of head does not have one way valves as it is present in other veins of circulatory system. Reality is venous valves are not absent but there is communication between facial vein and cavernous sinus and the direction of blood flow which leads to spread of infection from face.
• Boils and pimples present in the area of upper lip and lower part of nose should never be squeezed and pricked by a needle, by doing so the infection spreads to cavernous sinus causing cavernous sinus thrombosis.

Facial Danger Triangle Anatomy

“Venous Drainage In The Danger Triangle Of The Face“

Triangle Of Facial Danger

Read And Learn More: Neurological and Facial Disorders: Causes, Diagnosis, and Treatment Strategies

“Role Of Nasal Infections In The Danger Triangle”