Results 11 to 20 of about 14,663 (163)

Urticaria pigmentosa: A case report

open access: yesNepal Journal of Dermatology, Venereology & Leprology, 2016
Mastocytosis is a heterogenous group of diseases characterized by abnormal infiltration of mast cells in the skin and other organs. Urticaria Pigmentosa is the most common variant of cutaneous mastocytosis.
Mohammad Abid Keen
doaj   +4 more sources

Hidden in Plain Sight: Systemic Mastocytosis Manifesting as Isolated Hepatosplenomegaly in the Absence of Cutaneous and Classical Manifestations-A Case Report and Literature Review. [PDF]

open access: yesClin Case Rep
ABSTRACT Systemic mastocytosis (SM) is a rare clonal myeloproliferative neoplasm typically characterized by cutaneous lesions and mediator‐release symptoms. Presentations dominated by visceral organ involvement without skin findings are uncommon and pose a significant diagnostic challenge, often mimicking hematologic malignancies.
Sadam Zeb M   +9 more
europepmc   +2 more sources

Beyond Histamine: Mast Cell-Neuron Communication in Chronic Pruritic and Pain Disorders. [PDF]

open access: yesExp Dermatol
ABSTRACT Chronic pruritic and cutaneous pain disorders are increasingly recognized as neuroimmune conditions driven by dynamic interactions between immune and sensory systems. While histamine has historically dominated models of mast cell‐mediated itch, accumulating evidence indicates that non‐histaminergic pathways are central to chronic disease.
Kagan T, Yosipovitch G.
europepmc   +2 more sources

Pruritic Plaque on the Right Lower Limb: A Rare Case of Kimura Disease and Literature Review. [PDF]

open access: yesClin Case Rep
ABSTRACT Kimura disease, though rare in adolescents, should be considered in cases of persistent itchy nodules. Histopathology confirms diagnosis. Surgical excision is effective for localized lesions, with favorable outcomes. Early recognition prevents misdiagnosis and unnecessary treatments.
Liu X, Zhang X.
europepmc   +2 more sources

A Curious Case of Hyperpigmented Macules with Inducible Wheals

open access: yesPigment International, 2023
A provisional diagnosis of urticaria pigmentosa was revised to lichen planus pigmentosus with dermatographism, after histopathologic examination of specimen from hyperpigmented patch.
Shreya Deoghare   +3 more
doaj   +1 more source

Biomarcadores na Urticária Crónica Espontânea [PDF]

open access: yes, 2021
Introdução: Atualmente, a compreensão sobre a etiopatogenia da urticária crónica espontânea é escassa. Devido à carência de dados sobre a sua etiologia, o tratamento disponível tem apenas como objetivo o controlo sintomático, com a maioria dos doentes a ...
Inês Pratas Nunes   +4 more
core   +1 more source

Case of Pediatric Urticaria Pigmentosa

open access: yesThe Journal of Pediatric Academy, 2023
None
Şevkiye Aydoğdu   +1 more
doaj   +1 more source

The International Guideline for the Definition, Classification, Diagnosis and Management of Urticaria. [PDF]

open access: yesAllergy
ABSTRACT This update and revision of the international guideline for urticaria was developed in accordance with the methods recommended by Cochrane and the Grading of Recommendations Assessment, Development and Evaluation (GRADE) working group. It is an initiative of the Global Allergy and Asthma Excellence Network (GA2LEN) and its Urticaria and ...
Zuberbier T   +222 more
europepmc   +2 more sources

Mastocitose sistêmica na infância: relato de 3 casos Systemic mastocytosis in childhood: report of 3 cases

open access: yesJornal de Pediatria, 2002
Objetivo: mastocitose é o termo usado para um grupo de moléstias caracterizadas pelo acúmulo de mastócitos na pele, com ou sem comprometimento de outros órgãos.
Evódie I. Fernandes   +4 more
doaj   +1 more source

Urticaria Pigmentosa Due to Microsporum canis Infection in a Sphynx Cat – Case Report

open access: yesActa Veterinaria, 2020
A two- year-old Sphynx cat, an unneutered female with multiple erythematous papules with hyperpigmentation was presented. In skin biopsy, in the dermis, well differentiated monomorphic mast cells were found.
Marcin Szczepanik   +3 more
doaj   +1 more source

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