- Scabies is a highly scratchy infectious disease.
- It is caused by the Scabie variety hominis.
- The itching worsens during the night.
- Without treatment, the itching does not subside.
- Eventually the person infects other family members
- With treatment the itching subsides after one or more months
- Nodules subside later.
- The Norwegian scabies (thousands to millions of mites are found in the lesions) may occur in an epidemic form.
- The non-remission of the itching after the end of the treatment may be due to reinfection or inadequate treatment.
- The main finding is the spore tunnel. Its shape is straight, curved or shaped S. The range is 1-2 mm. Length up to 15 mm. It is white in color while the supernatant skin is slightly elevated.
- It is usually found in the wrists, the mesoacral folds of the hands, the lateral surfaces of the hand and foot limbs, the genitals, the warm areas and the abdomen.
- In infants scab is located on the scalp, palms and soles. There could be pustules.
- Secondary lesions (which are very common) are due to eczema skin reaction. At the same time numerous abrasions are observed.
- On contamination, the melitochroes scabs of the molluskium are observed.
- Nodules may appear on the buttocks, genitals or armpits.
- They may persist for several weeks despite the granting of appropriate treatment.
- Norwegian scabies is a specific form of scabies. Patients, who usually suffer from senile dementia, Down syndrome or are immunoinfected, exhibit asymptomatic etracidal and dermatitis that is mainly found in the limbs.
- There are numerous mites.
- Scabies should be included in the differential diagnosis of any pruritic rash that does not subside with the administration of prednisone.