This is an infection involving the deeper parts of the skin. The dermis a subcutaneous tissue is usually involved. There is involvement in the lymph drainage system.This is caused by streptococcus pyogenes.
This is seen in the young as well as in the aged. It is also seen in those who are sick and with chronic swelling of the limbs and chronic ulcers. It is more common in the summer.
The face is most often involved although the lower legs can also be involved. There is an abrupt onset of fever and a feeling of being unwell. There is redness which is well defined particularly on the cheeks. The skin feels hot, tense and swollen. It is often very well defined. There is tenderness on pressing the skin. The local lymph glands may be swollen and tender.
Usually the diagnosis can be made by examining the skin.
Penicillin is usually required for this. Erythromycin will be used in those allergic to Penicillin.
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