Unveiling the Uncommon: A Rare Case of Group A Streptococcus Axillary Lymphadenitis With Ambiguous Presentation Leading to Multiple Misdiagnoses.

Axillary lymphadenitis in adults presents a diagnostic challenge due to its diverse etiology and variable clinical manifestations. We present a rare case of suppurative Group A (GAS) axillary lymphadenitis secondary to a puncture wound, emphasizing the critical importance of differential diagnosis and immediate intervention. A 36-year-old male initially presented with left axillary pain and discomfort following a traumatic injury to the left thumb.