Picture 12
This picture shows Actinomyces israelii in Gram stain.
Actinomyces israelii
Morphology: Gram positive, branching rods that produce sulphur granules
Route of transmission: fomites
Investigations: Gram stain and culture, Sulphur granules in pus
Diseases:
Cervicofacial abscesses
Thoracic, abdominal abscess and pelvic abscesses
CNS abscesses
Treatment: IV Benzylpenicillin G for 2-6 weeks, followed by 3-6 weeks of oral penicillin V