Instructions: Read the following cases and answer the questions accordingly. Case 2 A woman visited her garden and while pruning some rose bushes accidentally pricked her finger. Initially, it...

Instructions: Read the following cases and answer the questions accordingly.

Case 2

A woman visited her garden and while pruning some rose bushes accidentally pricked her finger. Initially, it developed into a local pustule but eventually progressed to an ulcer. Several nodules where then observed along the local lymphatic drainage.

1. What is the most likely cause of the ulceration?

2. What is most likely the route by which the infection was transmitted?

3. What is the most reliable method to confirm the presence of the etiologic agent asked in #1?