Definition
Pityriasis versicolor Malassezia furfur induced Robin (Baillon 1889) is a chronic disease jamir superficial, usually no subjective complaints, in the form of patches berskuama fine white to dark brown, especially covering the body and can sometimes attack the armpits, groin, arm , upper limbs, neck, face and scalp hair.
Synonym
Tinea versicolor, kromofitosis, dermatomikosis, liver spots, tinea flava, pityriasis versicolor and panau flava.
Epidemiology
Pityriasis versicolor is a universal disease and is mainly found in tropical regions.
Pathogenesis
In the normal skin flora are associated with the onset pityriasis Pityrosporum orbiculare vesikolor is a round or oval shaped Pityrosporum ovale.Both are the same organism, can change according to environment, such as temperature, media, and humidity.
Malassezia furfur is a phase of spores and mycelium. Pathogens may predispose to endogenous or exogenous. Of which can be caused by endogenous immune deficiency. Exogenous factors can be due to temperature, air humidity, and sweat.
Clinical symptoms of
Skin disorder pityriasis versicolor is very superficial and is found mainly in the body. The disorder is seen as patches of colorful, irregular shapes to regular, clear to diffuse boundaries. The rickshaw-spots fluoresce when viewed with a Wood lamp. Papulo-vesicular form can be seen, although rarely. The disorder is usually asymptomatic, so sometimes people do not know that he is diseased.
Sometimes the patient may feel a mild itching, which is the reason for treatment.Pseudoakromia, due to sun exposure or possible influence on the formation of toxic fungal pigment, often complained of the patient.
The disease is often seen in teenagers, although children and older adults are not spared from infection. According to BURKE (1961) there are several factors that influence the infection, the hereditary factor, patients with chronic illness or who received steroid treatment and malnutrition.
Diagnosis
Diagnosis is made on the basis of clinical picture, flurosensi examination, lesions of the skin with Wood's lamp and Inventory was immediate.
Clinical picture can be seen in the title of "clinical symptoms", the fluorescence of the skin lesions on Wood's lamp examination and golden brown on the direct preparation of skin scrapings with KOH solution of 20% seen mixture of short hyphae and round spores which can be grouped.
Diagnoses
This disease must be distinguished from dermatitis seboroika, eritramas, syphilis II, aachromia of parasitic and Dominiquez Pardo-Costello, Morbus hansen, ptiriasis alba and vitiligo.
Treatment
Treatment should be thorough, diligent and consistent. Drugs that can be used for example: a suspension of selenium sulfide (Selsun) can be used as a shampoo 2-3 times a week. Drug was rubbed on the lesion and allowed to stand 15-30 minutes before showering. Other medications are efficacious against the disease is 10% salicylic spirits; azole derivatives, such as miconazole, clotrimazole, and econazole isokonazol; sulfur powder shake presipitatum in 4-20%; tolsiklat; tolnaftat and haloprogin. Tiosulfas natrikus 25% solution can also be used; applied after a bath 2 times a day for 2 weeks. If it can be considered difficult to cure ketokanazol 1x200mg dose daily for 10 days.
Prognosis
The prognosis is good if treatment is undertaken a thorough, diligent and consistent. Treatment should be continued 2 weeks after a negative fluorescence with Wood's lamp examination and a negative direct preparation.
source: Pityriasis versicolor on the red book
0 Response to "Pityriasis versicolor"
Post a Comment