A 12 year old girl is brought to clinic with fever and a painful lump in her right axilla. She was scratched by a new kitten 2 weeks ago. Examination shows a papule on the forearm and tender unilateral axillary lymphadenopathy. Which of the following is the most likely causal organism?
- A)Staphylococcus aureus
- B)Francisella tularensis
- C)Brucella melitensis
- D)Bartonella henselaeGABARITO
- E)Pasteurella multocida
Explicação
Bartonella henselae is correct. Cat scratch disease causes a papule at the inoculation site followed by painful regional lymphadenitis after kitten exposure. The delayed nodal swelling helps distinguish it from the rapidly progressive cellulitis of Pasteurella... Ver explicação completa e trilha adaptativa →