Publications by authors named "Rajashekar T"

Background: Viral warts are caused by human papillomavirus (HPV), are difficult to treat with conventional modalities, and are cosmetically disfiguring; hence, immunomodulators are being used. The viral origin of warts suggests the antiviral drug acyclovir as a potential therapeutic option. The current study compares the effect of intralesional acyclovir (nucleoside analogue) and intralesional purified protein derivative (PPD) (immunotherapy) in treating various viral warts.

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Introduction: Keloids are hyperproliferative response of dermal connective tissue to trauma. Their management remains a challenge for practitioners as there is still no universally accepted treatment, leading to recurrences which are frustrating for patients and clinicians alike. Hence, it becomes essential to determine a modality with highest efficacy, least recurrence and produces good aesthetic results.

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Background: Vitiligo is an autoimmune disorder involving inflammatory damage to melanocytes. genetic variant (rs744166 T > C) increases inflammatory signaling via JAK/STAT pathway.

Aim: The purpose of this study was to check whether this translates into an association between vitiligo and gene variant (rs744166 T > C).

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Background: Psoriasis is a common chronic and immune-mediated skin disorder having a significant impact on the patient's quality of life. An analysis of the role of angiogenic vascular endothelial growth factor (VEGF) expression and microvessel density in psoriatic skin lesions may help in better understanding of the disease pathogenesis. The aim of this study was to examine the expression of vascular endothelial growth factor (VEGF) and microvessel density using CD34 antibodies in psoriatic skin lesions by immunohistochemical examination using normal skin of healthy individuals as controls.

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Leprosy affects mainly those areas of skin which have a relatively lower temperature and are more exposed to trauma. Certain zones like scalp, palms and soles, genitalia, groins, axillae, eyelids, transverse band of skin over lumboscaral area, midline of back and perineum have been described to be immune to the development of lesions in leprosy. But clinical, histological and bacteriological evidence of involvement of these so called immune zones though infrequent have been documented.

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A HIV infected patient with recurrent herpes zoster has been presented. Recurrence of herpes zoster contralaterally on the same dermatome and concomitant occurrence of three viral infections, viz. HIV, HPV and VZV in the same patient were the unusual and interesting observations in the present case report.

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The study was undertaken to evaluate the prevalence of involvement of immune zones in leprosy and to assess the clinico-epidemiological characteristics of the disease in patients presenting with immune zone involvement. 200 leprosy cases were included in this study and detailed history, clinical examination, slit-skin smears and skin biopsies were carried out on all patients. Those cases presenting with immune zone involvement were further evaluated for clinical and epidemiological characteristics of disease process.

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