Bailment - Types. 1  Modifying the earlier opinion of Lord Holt (Coggs v. 2  deposit (depositum); 3  gratuitous agency (mandatum); 4  loan for use (commodatum); 5  possessory pledge (pignori acceptum); 6  loan for hire (locatum or locatio et conductio), this is subdivided into...
Langerhans cell histiocytosis (LCH) is a rare disease involving clonal proliferation of Langerhans cells, abnormal cells deriving from bone marrow and capable of migrating from skin to lymph nodes.Clinically, its manifestations range from isolated bone lesions to multisystem disease.angerhans cell histiocytosis (LCH) is a rare disease involving clonal proliferation of Langerhans cells, abnormal cells deriving from bone marrow and capable of migrating from skin to lymph nodes.
Resident antigen-presenting cells (APCs) such as the Langerhans cell can then initiate antigen-specific responses by processing and presenting microbial antigens to CD4+ T cells by a class II major histocompatibility complex (MHC)-dependent pathway (3).