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[Necrotizing fasciitis]
1Servicio de Cirugía, Hospital Roy H Glover, Codelco Chile.
Abstract:
Necrotizing soft tissue infection or necrotizing fasciitis is a rapidly progressive inflammation that leads to necrosis of subcutaneous tissues and fascia with secondary necrosis of skin. It is usually attributed to group AB hemolytic streptococci but may be caused by anaerobic bacteria. It occurs with higher frequency in elders, diabetics, alcoholics and patients with impaired immunity. Report mortality rates range from 14 to 80%. An early and timely surgical debridement with remotion of all necrotic tissue is mandatory. Wounds must be closed with splint skin grafts as soon as the local viability of tissues has been assured and the general conditions of the patients allow the procedure. Antibiotics nutritional and hemodynamic support are also necessary.
Insights
Necrotizing soft tissue infection, or necrotizing fasciitis, is a severe condition requiring prompt surgical debridement. Early intervention and supportive care are crucial for patient survival and recovery.
Area of Science:
- Infectious Diseases
- Surgical Pathology
Context:
- Necrotizing soft tissue infection (NF) is a rapidly progressive bacterial infection.
- It affects subcutaneous tissues and fascia, leading to tissue necrosis.
- Commonly caused by Group AB hemolytic streptococci or anaerobic bacteria.
Purpose:
- To outline the characteristics, risk factors, and management of necrotizing fasciitis.
- To emphasize the critical role of early surgical intervention.
Summary:
- NF presents with rapid inflammation and necrosis of tissues, often in immunocompromised individuals, the elderly, diabetics, and alcoholics.
- Mortality rates for NF range widely from 14% to 80%.
- Mandatory treatments include immediate surgical debridement of necrotic tissue, followed by wound closure with skin grafts once tissue viability is confirmed.
Impact:
- Highlights the aggressive nature of NF and its significant mortality risk.
- Stresses the importance of timely surgical debridement and comprehensive patient support for improved outcomes.