Laszlo J. Karai
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View article: Indeterminate DC histiocytosis is distinct from LCH and often associated with other hematopoietic neoplasms
Indeterminate DC histiocytosis is distinct from LCH and often associated with other hematopoietic neoplasms Open
Indeterminate dendritic cell histiocytosis (IDCH) is a rare and poorly understood entity characterized by accumulation of CD1a+/S100+ histiocytes (as Langerhans cell histiocytosis [LCH]) but with reduced-absent expression of Langerin/CD207…
Lichen Planopilaris Pemphigoides: A Novel Bullous Dermatosis Due to Programmed Cell Death Protein-1 Inhibitor Therapy Open
Lichen planus pemphigoides (LPPemph), apart from bullous pemphigoid, is a rare bullous dermatosis that can be induced by programmed cell death protein-1 (PD-1)/PD ligand 1 (PD-L1) inhibitors. The primary location of PD-1/PD-L1 inhibitor–in…
Overlapping Features of Primary Cutaneous Marginal Zone Lymphoproliferative Disorder and Primary Cutaneous CD4+ Small/Medium T-Cell Lymphoproliferative Disorder Open
Primary cutaneous marginal zone lymphoproliferative disorder (PCMZL) and primary cutaneous CD4 + small/medium T-cell lymphoproliferative disorder (CD4 + TLPD) are indolent lymphoproliferative disorders. However, cases with overlapping feat…
Lymphomatoid papulosis – making sense of the alphabet soup: a proposal to simplify terminology Open
Summary Clinically, lymphomatoid papulosis (LYP) is characterized by recurrent papulonodular lesions. Unlike this stereotypical clinical presentation, the histological spectrum of LYP is very wide, comprising distinct growth patterns, vari…