Blog Archives

Acantholysis revisited: Back to basics

Posted on March 18, 2013 by Cristo Rey Intern

Acantholysis means loss of coherence between epidermal cells due to the breakdown of intercellular bridges. It is an important pathogenetic mechanism underlying various bullous disorders, particularly the pemphigus group, as well as many non-blistering disorders. Although a well-known concept, the…

Tagged with: acantholysis, Nikolsky′s sign, primary, secondary
Posted in Around the Globe, News and Information

A Possible Use of Cholinergic Drugs in Pemphigus Vulgaris

Posted on January 2, 2013 by Cristo Rey Intern

Human epidermis shows a non-neuronal cholinergic system including keratinocyte (kc) acetylcholine (Ach) axis which is composed by enzymes and two families of Ach receptors (muscarinic and nicotinic receptors). The activity of these two receptors can regulate the interkeratinocytes and kcs-extracellular…

Antidesmoglein antibodies in a patient with Hailey-Hailey disease

Posted on December 9, 2012 by Cristo Rey Intern

Abstract BACKGROUND: Hailey-Hailey disease (HHD) is a rare hereditary disease in which the genetic defect is characterized by mutation in the ATP2C1 gene coding for a transmembrane calcium pump. It is generally considered a non-immunologic acantholytic dermatosis in which direct…

Ultrastructure of acantholysis in pemphigus foliaceus reexamined from the current perspective

Posted on August 27, 2012 by Cristo Rey Intern

Background Pemphigus foliaceus (PF) is a chronic cutaneous autoimmune blistering disease that is characterized by superficial blistering of the skin, and according to the current perspective is caused by autoantibodies directed against desmoglein 1 (Dsg1). Objectives To examine early acantholysis…

Tagged with: acantholysis, pemphigus, ultrastructure
Posted in Around the Globe, News and Information

Pemphigus in China

Posted on January 31, 2002 by webadmin

By Dr. Pan Meng Pemphigus is a group of organ-specific autoimmune disorders, including pemphigus vulgaris (PV), pemphigus foliaceus (PF) and paraneoplastic pemphigus (PNP). PV is the most common disease and represents this kind of potentially life-threatening disease. It is characterized…

Tagged with: acantholysis, azathioprine, cyclophosphamide, glucocorticoids, histopathology, immunosuppressant, paraneoplastic
Posted in Medical

Why Lesions Occur at Different Sites

Posted on May 1, 2000 by webadmin

By Grant J. Anhalt, M.D. Johns Hopkins Dermatology I will attempt to clarify what we know about the antibody response in various forms of pemphigus and how the distribution of the targeted antigens affects the location of lesions. The synthesis…