The Case of Unilateral Laterothoracic Exanthem

Abstract

Unilateral laterotorasik ekzantem (çocukluk çağının asimetrik perifleksural ekzantemi) genellikle vücudun tek bir bölgesinde birleşerek plaklar oluşturmaya eğilimli, eritemli papüllerle karakterize bir hastalıktır. Sıklıkla lezyonlar tek taraflı aksilla ya da kasıktan başlar. Genellikle 1-5 yaş arası çocuklarda görülür. Etiyolojisi tam olarak bilinmemekle birlikte hastaların %75'inde döküntü öncesinde ateş, ishal, halsizlik, rinit gibi prodromal belirtilerin görülmesi viral ajanların etiyolojide yer aldığını düşündürmektedir. Histopatolojik bulguları nonspesifiktir. Tanı klinik olarak konulmaktadır. Hastalık kendi kendini sınırlayıcı özellikte olup, döküntü 2-6 haftada sekelsiz kaybolur. Üç yaşındaki erkek çocuk sağ koltuk altından gövdeye doğru uzanan çok sayıda, eritemli, kaşıntılı, milimetrik boyutlarda papüller ile polikliniğe getirildi. Unilateral Laterotorasik Ekzantem OlgusuThe Case of Unilateral Laterothoracic Exanthem Öz AbstractUnilateral laterothoracic exanthem (asymmetric periflexural exanthem of childhood) which have a tendency to form plaques in a particular region of the body is characterized by erythematous papules. The lesions usually begin at unilateral axillary or inguinal region. Unilateral laterothoracic exanthem is usually seen in children of 1-5 year-old. Although the etiology is not known very well, viral agents are considered to be the etiologic factor, because in 75% of the patients, prodromal symptoms like fever, diarrhea, fatigue and rhinitis were seen before rash. The histopathologic evidences are nonspecific. The disease is diagnosed clinically. This disease is self-limited and the rash disappears without sequel in 2-6 weeks. In this case, 3 year-old boy was presented with, multiple, erythematous, pruritic millimetric papules which first developed in right axillar region and extended to the same side of abdomen. It was found out that fatigue, loss of appetite, diarrhea before rashes were in the medical history of the patient. The serological examination of the patient's blood showed that ebstein barr virus, cytomegalovirus, rubella and measles immunoglobulin G were positive, immunoglobulin M were negative, parvovirus B19 immunoglobulin G and M were both negative. The patient was treated with topical moisturizer and oral antihistaminic. This case which was diagnosed with unilateral laterotoracic exanthema due to history of the disease, clinical findings and its rarity found fit to be presented.