This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Medicine
"Seal finger" and "whale finger" are associated with infection of 
Select and explain. 
A. Treponema, B. Erysipelothrix, C. Listeria, D. Corynebacterium
B: Erysipelothrix
Answer: B: Erysipelothrix 
Explanation: (B) Erysipelothrix # Erysipelothrix rhusiopathiae> E. rhusiopathiae is a natural parasite of many animals.> It causes swine erysipelas & human erysipeloid.> Human infection usually occurs on the hand or fingers of persons handling animals fish or animal products> Lesions are painful, edematous and erythematous, usually involving the local lymphnodes and joints.> Occasional cases of endocarditis have been reported.> The bacillus is sensitive to penicillin, erythromycin and broad spectrum antibiotics.