Physiology and Structure:
They are small, wingless insects with laterally compressed bodies, long legs that are adapted for jumping and mouthparts to suck blood from the host.
- The irriatation caused by the flea saliva may produce physical findings that vary from small, red welts to diffuse, red rash.
- Some flea bites may be painful and pruritic.
- Infected tissues can lead to severe inflammation and ulcerated.
- In extreme cases, amputation is needed.
Flea infestation is inferred in a patient with disturbing bites who is also a pet owner. Both the patient and the pet usually undergo examination which reveals the characteristic insect.
Treatment, Prevention and Control:
- Insecticides can help to control fleas at the source.
- Repellents can also protect people against fleabites.
- Flea collars or powder are also one of the effective preventive measures.