Felon or Terminal Pulp Infection is defined as an abscess of pulp of finger. It may involve the terminal , middle or proximal pulp space, sometimes distal pulp space.
3. TERMINALPULP INFECTION
FELON
• Felon is an abscessof pulp of
the finger
• It may involve the terminal,
middle or proximal pulp
space , sometimes distal pulp
space
• It is the secondmost
commonhand infection
(25%).
• Indexand thumb are
commonly affected.
• Usually by a minor injury
likefinger prick.
4. ORGANISMS
• Staphylococcus—most
common.
• Streptococcus, Gram-
negative organisms.
CLINICALFEATURES
• Pain, tenderness,
swelling in the
terminal phalanx.
• Fever.
• Tender axillarylymph
nodes.
• Oftensuppuration is
severe, forming collar
studabscesswhich
eventually may burst.
Staphylococus
Streptococus
5. INVESTIGATION
• X-rayof the part is
required oftento rule
out osteomyelitis of
terminal phalanx.
• Pus for culture and
sensitivity.
COMPLICATION
• Osteomyelitis of the
terminal phalanx.
• Pyogenicarthritis of
distal interphalangeal
jointand tenosynovitis
of flexor sheath.
• Septicaemia—in
immunosuppressed
individuals
6. TREATMENT
• Antibiotics and
analgesics.
• Drainage of terminal
pulp space by an
oblique deepincision.
• If there is osteomyelitis
of the terminal
phalanx, it has to be
amputated.
7. REFERENCE
1. SRB's Manual of Surgery
by SriramBhat M
2. A Manual on Clinical
Surgeryby Das
3. A Concise textbookof
Surgeryby Das