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A case of linear cord-like plaque morphea on the neck
( Junki Kim ),( Kihwa Choi ),( Jiyeoun Lee ),( Taeyoung Yoon ) 대한피부과학회 2015 대한피부과학회 학술발표대회집 Vol.67 No.1
A 64-year-old woman has a linear elevated cord-like plaque on the neck for 15 years. Linear morphea features discrete, indurated linear bands that are most often single and are unilateral in 75-95% of cases. Many cases of linear morphea following Blaschko lines have been described, and also the lesions follows the Blaschko line in this case. The biopsy specimen shows thickening and homogenization of collagen bundles in the dermis and infiltration of lymphocytes admixed with plasma cells in the lower reticular dermis and replacement of the subcutaneous tissues by collagen. Usually older lesions of linear morphea may be either atrophic or sclerotic, but patient had elevated cord-like plaque which has not been reported before. This is the first case report of linear elevated cord-like plaque morphea on the neck.
A case of nodular lichen sclerosus et atrophicus
( Junki Kim ),( Kihwa Choi ),( Jiyeoun Lee ),( Taeyoung Yoon ) 대한피부과학회 2015 대한피부과학회 학술발표대회집 Vol.67 No.1
Lichen sclerosus et atrophicus (LSA) is a chronic inflammatory skin disease, which most commonly involves the anogenital region and presents as atrophic plaques. Herein, we report a vulvar lichen sclerosus presenting as a nodular lesion which is a unique clinical feature. A 60-year-old woman has a yellowish nodule and twoslightly raised whitish plaques on the vulva. A skin biopsy from the nodule showed an effaced epidermis and homogenized edematous papillary dermis which is more thicker in the nodular lesion than that in the slightly raised plaque lesion. Vulva lichen sclerosus usullay present as porcelain-white atrophic plaque, but sometimes slightly raised plaque have been reported previously. Nodular lichen sclerosus et atrophicus has not been reported before, so this is the first report of nodular LSA.
A case of livedoid vasculopathy with subcutaneous involvement
( Junki Kim ),( Kihwa Choi ),( Jiyeoun Lee ),( Taeyoung Yoon ) 대한피부과학회 2015 대한피부과학회 학술발표대회집 Vol.67 No.1
Livedoid vasculopathy has been accepted as a nonvasculitic disorder, usually involve the superficial and mid-dermis. Sometimes vasculopathy in the underlying subcutis can occur in cases of connective tissue disease. We report a case of livedoid vasculopathy with underlying subcutaneous involvement in a 24-year-old man who has no underlying connective tissue disease. Skin lesions revealed superficial ulceration, purpura, atrophie blanche, and reticulate erythema on the lower extremities, and a skin biopsy showed a minimal dermal perivascular lymphocytic infiltrate with marked fibrin thrombi and fibrin deposits along luminal vessel walls, consistent with features of livedoid vasculopathy. And also a perivascular lymphocytic infiltrate with marked fibrin thrombi and fibrin deposits along luminal vessel walls were also found in the underlying subcutaneous tissue. To our knowledge, this is the first case report of livedoid vasculopathy with subcutaneous involvement in a man who has no underlying disease.