Madurella
Overview[edit | edit source]
Madurella is a genus of fungi in the family Ascomycota. It is known for causing the disease mycetoma, a chronic granulomatous infection of the skin and subcutaneous tissues. The genus Madurella is primarily found in tropical and subtropical regions, where it is a significant cause of morbidity.
Taxonomy[edit | edit source]
The genus Madurella belongs to the phylum Ascomycota, class Sordariomycetes, and order Pleosporales. It includes several species, with Madurella mycetomatis and Madurella grisea being the most clinically significant.
Pathogenesis[edit | edit source]
Madurella species are known to cause eumycetoma, a type of mycetoma characterized by the formation of black grains in infected tissues. The infection typically occurs following traumatic implantation of the fungus into the skin, often through a thorn or splinter. The disease progresses slowly, leading to swelling, sinus formation, and destruction of underlying tissues.
Clinical Features[edit | edit source]
Patients with Madurella infections typically present with a painless swelling that gradually enlarges. Over time, multiple sinuses may develop, discharging seropurulent material containing fungal grains. The affected area is usually the foot, but other parts of the body can also be involved.
Diagnosis[edit | edit source]
Diagnosis of Madurella infection is based on clinical presentation, imaging studies, and laboratory tests. Microscopic examination of discharge from sinuses can reveal the characteristic black grains. Culture and molecular techniques can be used to identify the specific species involved.
Treatment[edit | edit source]
Treatment of Madurella infections is challenging and often requires a combination of antifungal therapy and surgical intervention. Common antifungal agents used include itraconazole and ketoconazole. In advanced cases, surgical debridement or amputation may be necessary.
Prevention[edit | edit source]
Preventive measures include wearing protective footwear and clothing to avoid skin trauma, especially in endemic areas. Early diagnosis and treatment are crucial to prevent complications and disability.
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Gallery[edit | edit source]
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Contributors: Prab R. Tumpati, MD
