Danger area of face

1. DANGER AREA OF FACE
K.SANTOSHI
I MDS
DEPARTMENT OF PEDODONTICS

2. INTRODUCTION
• Danger area of comprises of
Upperlip
Lowerpart of nose
Adjecent area
“TRIANGLE OF DEATH”

3. • This area has been so named because Boils, infections and
injuries around the Nose, readily spread to Cavernous sinus
resulting in Cavernous sinus thrombosis
• Cavernous sinus thrombosis is a fulminant condidtion with
high rate of morbidity
• Fortunately incidence is lower with the emergence of
antimicrobial agents.

4. ANATOMICALCONSIDERATIONS
• Anterior facial vein:
It begins at the side of the root of nose through the union of
supraorbital and frontal veins
The vein drains Upper lip, Septum of nose and adjcent areas.

5. CAVERNOUS SINUS
C
O
M
M
U
N
I
C
A
T
I
O
N
ANTERIOR FACIAL VEIN
OPTHALMIC VEINS
DEEP FACIAL VEIN
PTERYGOID PLEXUS

6. KEY POINTS
• Anterior facial vein has No Valves and it makes possible for
Bi directional blood flow in the vein.
• This area of face Lacking in Deep fascia ,which acts a barrier to
the spread of inflammation and infection.
• Retrograde spread of infection can occur via cavernous sinus
to this area of face.
• Any forceful manipulation of furncle in this area may push
infection to the sinus.

7. CAVERNOUS SINUS THROMBOSIS
• Cavernous sinus thrombosis is characterised by severe
headaches, stiffness of neck ,altered conscious ness,and
epileptic fits.
• Clinically there is
• High grade fever
• Rigors
• Headache
• Signs of Cerebral irritation
• Edema of eyelids (Paralysis of III,IV&VI )

8. Complications:
• Meningitis
• Encephalitis
• Brain abscess
• Pitutatry infection
• Epidural and subdural emphyma

9. Treatment
• The main stay of therapy is Early and aggressive Antibiotic
administration
• IV administration of antibiotics should be continued for atleast
3-4 weeks
• Incase of clot formation Anticoagualnts are recommended
• Anticoagualnts are contraindicated in case of intra cerebral
hemorrhage and or any bleeding diathesis.

10. THANK YOU