Merck Manual

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Sporotrichosis: Nodules
Sporotrichosis: Nodules
Sporotrichosis: Nodules

The small bumps caused by sporotrichosis may slowly enlarge and form an open sore. Over the next several days or weeks, the infection spreads through the lymphatic vessels of the finger, hand, and arm to the lymph nodes, forming more nodules and open sores.

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Sporotrichosis