A 36-Year-Old Moroccan Man Presenting with Widespread Papules and Pustules [0.03%]
一位广泛出现丘疹和脓疱的36岁摩洛哥男性患者
Anna Morenz,Sherry H Yu,Kristine Cornejo et al.
Anna Morenz et al.
Cutaneous manifestations of tuberculosis are uncommon, can be nonspecific, and may demonstrate a wide variety of morphologies, including ulcerative papules, verrucous plaques, or nodules. We report the case of a 36-year-old Moroccan man who...
Travis A Benson,Patrick M Mulvaney,Mai P Hoang et al.
Travis A Benson et al.
Hyperkeratotic Kaposi's sarcoma (KS) is a rare clinicopathologic variant of AIDS-related KS that typically presents with chronic lymphedema and diffuse hyperkeratotic plaques of the lower extremities. Histopathologically, this variant is de...
Zachary E Holcomb,Sherry H Yu,Tyler D Menge et al.
Zachary E Holcomb et al.
Langerhans cell histiocytosis is a rare and clinically heterogeneous group of dendritic histiocytic disorders with typical onset in the neonatal period or infancy, although it can present at any age. Histiocytes accumulate in one or more or...
Cutaneous T-Cell Acute Lymphoblastic Leukemia and the Expression Pattern of Terminal Deoxynucleotidyl Transferase Immunostaining in Mycosis Fungoides and Spongiotic Dermatitis [0.03%]
皮肤T细胞急性淋巴细胞性白血病及其与蕈样肉芽肿和海绵状皮炎_terminal脱氧核糖核苷酸转移酶的表达模式
Joshua J Clark,Jason E Hawkes,Scott R Florell et al.
Joshua J Clark et al.
Background/aims: T-cell acute lymphoblastic leukemia (T-ALL) is an uncommon, aggressive malignancy that rarely presents in the skin and is generally not considered as part of the differential diagnosis by dermatologists a...
Congenital Self-Healing Langerhans Cell Histiocytosis: A Rare Presentation of Blueberry Muffin Baby "Spectrum" [0.03%]
先天性自我消退朗格汉斯细胞组织细胞增生症："蓝莓 muffin 宝宝"谱系的一种罕见表现形式
Katharina Hansel,Marta Tramontana,Stefania Troiani et al.
Katharina Hansel et al.
A case of congenital self-healing Langerhans cell histiocytosis (CSHLCH), also known as Hashimoto-Pritzker disease, is reported. The newborn presented as blueberry muffin baby at birth, showing numerous non-blanching blue-purplish and dark-...
Diagnostic Value of Histological Analysis of Punch Biopsies in Suspected Cutaneous Buruli Ulcer: A Study on 32 Cases of Confirmed Buruli Ulcer in Cameroon [0.03%]
皮下打孔活检诊断溃疡病的价值：喀麦隆32例溃疡病患者的分析研究
Yasmine Lucile Ibrahim,Isabelle Masouyé,Elizabeth Tschanz et al.
Yasmine Lucile Ibrahim et al.
Background: Buruli ulcer (BU) is a cutaneous infectious disease caused by Mycobacterium ulcerans. In this prospective study, we aim to clarify the main histopathological features of cutaneous BU based on 4-mm skin punch b...
Caroline de Lorenzi,Sandrine Quenan,Yasmine L Ibrahim et al.
Caroline de Lorenzi et al.
Blue nevus is a congenital and acquired melanocytic proliferation that includes different histological types. The atypical cellular type has been rarely described and it classically has a benign course. However, because of its intermediate ...
T-Cadherin Expression in Actinic Keratosis Transforming to Invasive Squamous Cell Carcinoma [0.03%]
日光角化病转为侵袭性鳞状细胞癌的T-钙黏素表达
Stanislaw A Buechner,Therese J Resink
Stanislaw A Buechner
Background/aims: Clinical and histological features of actinic keratosis (AK) cannot predict malignant transformation to invasive squamous cell carcinoma (iSCC) in individual lesions. We investigated whether patterns/dist...
Keratinocytic Malfunction as a Trigger for the Development of Solar Lentigines [0.03%]
角质细胞功能障碍诱发太阳雀斑形成的作用机制研究
Marjam Jeanette Barysch,Ralph Peter Braun,Isabel Kolm et al.
Marjam Jeanette Barysch et al.
Introduction: Solar lentigines (SL) affect chronically UV-radiated skin. Treatment is often refractory. Deeper knowledge on its pathogenesis might improve therapeutic effects. ...
Giulia Maria Ravaioli,Carlotta Baraldi,Emi Dika et al.
Giulia Maria Ravaioli et al.
A 97-year-old man with a previous personal history of multiple nonmelanoma skin cancers presented with a fast-growing, ulcerated reddish nodule on his chest. The nodule was surgically removed, and hematoxylin and eosin stains of the specime...