Premium Nahrungsergänzungsmittel | artgerecht

L01.0 Impetigo Contagiosa – Causes & Treatment

L01.0 is the ICD-10 code for impetigo contagiosa, a common and highly contagious bacterial skin infection that primarily affects children.

Regular tips about health Regular tips about health

Things worth knowing about "L01.0"

L01.0 is the ICD-10 code for impetigo contagiosa, a common and highly contagious bacterial skin infection that primarily affects children.

What is L01.0 (Impetigo Contagiosa)?

L01.0 is the ICD-10 diagnosis code for impetigo contagiosa, a superficial, highly contagious bacterial infection of the skin. It is one of the most common skin conditions in childhood, although adults can also be affected. The term “contagiosa” reflects the high transmissibility of the disease.

Causes

Impetigo contagiosa is typically caused by the following bacteria:

Staphylococcus aureus (most common cause, particularly in Western countries)
Streptococcus pyogenes (Group A Streptococcus), often as a co-causative agent

The bacteria enter the skin through minor abrasions, scratches, insect bites, or pre-existing skin damage. Transmission occurs through direct contact with infected skin or contaminated objects (e.g., towels, toys).

Symptoms

Typical signs of impetigo contagiosa include:

Small red spots or blisters that burst quickly
Honey-colored crusts on the skin – the most characteristic feature
Preferred locations: face (especially around the mouth and nose), hands, and arms
Mild itching
Usually no fever or general feeling of illness

Two main forms are distinguished:

Non-bullous impetigo: The most common form, presenting with honey-colored crusts
Bullous impetigo: A rarer form with larger fluid-filled blisters, caused by specific toxins produced by S. aureus

Diagnosis

The diagnosis is usually made clinically, meaning the physician identifies the condition based on the typical appearance of the skin. In unclear cases or when treatment fails, a skin swab with subsequent bacterial culture and sensitivity testing may be performed.

Treatment

Topical Therapy

In mild or localized cases, topical antibiotic treatment is recommended:

Fusidic acid cream or mupirocin ointment applied directly to the affected areas
Crusts can be gently softened with water before application

Systemic Therapy

For extensive involvement, immunocompromised patients, or complications, oral antibiotic therapy is used, for example with:

Cephalosporins (e.g., cefalexin)
Amoxicillin-clavulanate
In cases of MRSA: specific reserve antibiotics based on sensitivity testing

Hygiene Measures

During treatment, strict hygiene practices are essential to prevent further spread:

Frequent handwashing
Use of personal towels and clothing
Children should stay home from school or daycare until the lesions have healed or for at least 48 hours after starting antibiotic therapy

Complications

Impetigo contagiosa usually resolves without lasting damage. However, rare complications may include:

Ecthyma: A deeper skin infection with ulcer formation
Post-streptococcal glomerulonephritis: A kidney inflammation occurring as a late complication of streptococcal infection
Regional lymph node swelling (lymphadenitis)

References

Robert Koch Institute (RKI): Staphylococcus aureus and MRSA – RKI Advisory. Berlin, 2023.
Nast A. et al.: S2k guideline on the treatment of impetigo contagiosa and furunculosis. AWMF, 2021.
Hay RJ et al.: Skin infections – global burden of disease. British Journal of Dermatology, 2014.

Building Blocks for a Healthy Life

As an integrated manufacturer, we develop & produce evidence-based, patented, and non-patented formulations. We work exclusively with plant and natural extracts according to the strictest purity & quality standards.
The combination of science & modern technology with the laws of nature creates solutions consistently tailored to humans – for the highest good: health.