Urticaria: Causes & Reasons

Possible Causes for Urticaria

Insect bites and the associated hypersensitivity reactions known as papular urticaria account for a significant number of all referrals from pediatricians and dermatologists [ncbi.nlm.nih.gov]

Papular urticaria. [symptoma.com]

Abstract Insect bites and the associated hypersensitivity reactions known as papular urticaria account for a significant number of all referrals from pediatricians and dermatologists [pediatrics.aappublications.org]

Hypersensitivity

Some individuals with these allergies also experience an atopic rash referred to as Urticaria (Hives) or Atopic Dermatitis (Eczema). [youtube.com]

Symptoms: acute onset (within minutes to hours of exposure to a likely antigen) Skin or mucous membranes: flushing, urticaria, pruritus, erythema, swelling of the eyelids, [amboss.com]

[…] allergen (as pollen or dust or animal hair or certain foods); severity ranges from mild allergy to severe systemic reactions leading to anaphylactic shock hives, nettle rash, urticaria [vocabulary.com]

Contact Dermatitis

(one-time event of several hours’ duration); Chronic urticaria (longer than 6 weeks); Cholinergic urticaria (precipitated by sweating secondary to heat); Dermographism urticaria [dermatologyadvisor.com]

Figure Urticaria. Contributed by DermNetNZ Figure Acute Urticaria. Contributed by Dr. Sandhya Vethachalam Figure Acute Urticaria. Contributed by Dr. [ncbi.nlm.nih.gov]

Contact urticaria can be immunological (due to allergy) or non-immunological. It is a form of inducible urticaria. Contact urticaria Who gets contact urticaria? [dermnetnz.org]

Food Allergy

The patient did not have a history of food allergy or urticaria. [ncbi.nlm.nih.gov]

For generalized urticaria and anaphylaxis, intramuscular epinephrine is the first and fundamental treatment line. [ncbi.nlm.nih.gov]

Urticaria (Outcome 3.3) Fed predominately human milk: no study reported urticaria. Fed predominately hydrolysed infant formula: no study reported urticaria. [doi.org]

Histamine Intolerance

Wakelin SH (2001) Contact urticaria. Clin Exp Dermatol 26:132–136 CrossRef PubMed Google Scholar 21. Wedi B, Kapp A (2005) Chronic urticaria. [doi.org]

Prevalence and risk factors of urticaria with a focus on chronic urticaria in children. Allergy Asthma Immunol Res 2017;9:212–219. [jkma.org]

The clinical evidence for histamine intolerance is based on chronic headache, diarrhoea, vomiting, flush, urticaria, asthma-like symptoms, rhinitis and others. [ncbi.nlm.nih.gov]

Pruritic Urticarial Papules and Plaques of Pregnancy

Circadian regulation of urticaria and anaphylaxis. [scielo.org.mx]

Patient details Age --Undetermined-- Localisation Trunk / abdomen Primary Lesions Papule / erythematous Plaque / erythematous Pathophysiology pregnancy-related dermatoses urticaria [dermquest.com]

One week after starting this medication, the pruritus had resolved and the erythema/urticaria had abated; the pigmentary alteration had improved, but still remained. [ncbi.nlm.nih.gov]

Drug Hypersensitivity

Patients were divided into 5 groups based on their accompanying diseases (chronic urticaria, asthma, rhinitis/rhinosinusitis). [ncbi.nlm.nih.gov]

Fifteen patients (75%) were classified as having single-NSAID-induced urticaria and/or angioedema, three patients were classified as having NSAID-induced urticaria and/or [ncbi.nlm.nih.gov]

= 1) and single NSAID-induced urticaria/angioedema and/or anaphylaxis (n = 11). [ncbi.nlm.nih.gov]

Drug Eruptions

Recurrent urticaria: clinical investigation of 330 patients. Br J Dermatol. 1981;104:369-381. 3. Tan EK, Grattan CE. Drug-induced urticaria. [clinicaladvisor.com]

Pruritus and urticaria can be controlled with oral antihistamines and topical corticosteroids. [merckmanuals.com]

Beta blockers have also been reported to cause urticaria. 3 Aspirin, NSAIDs, and codeine are often cited as drugs to be avoided in patients with chronic urticaria. [clinicaladvisor.com]

Urticaria

Symptomatic dermographism Cold urticaria Cholinergic urticaria Contact urticaria Delayed pressure urticaria Solar urticaria Heat urticaria Vibratory urticaria Aquagenic urticaria [dermnetnz.org]

urticaria. [worldallergy.org]

Chronic urticaria See more images of urticaria Who gets chronic urticaria? [dermnetnz.org]

Angioedema

Other physical stimuli which can trigger urticaria include exposure to cold (cold-induced urticaria), ultraviolet light (solar urticaria), water (aquagenic urticaria) and [aacijournal.biomedcentral.com]

Additionally, clinical manifestations of acute and chronic urticaria, hereditary and acquired angioedema, as well as the physical urticarias will be discussed. [ncbi.nlm.nih.gov]

In general, chronic urticaria is classified as either chronic autoimmune urticaria or chronic idiopathic urticaria (see Figure 2 ) [ 4, 5 ]. [aacijournal.biomedcentral.com]

Anaphylaxis

Food urticaria is common and generally benign, and it may be of viral or idiopathic aetiology. A food origin of the allergy is frequently sought but rarely found. [ncbi.nlm.nih.gov]

An inhalation challenge with a dosimeter induced generalized urticaria after a cumulative dose of about 10 μg of the drug, but no asthmatic reaction. [ncbi.nlm.nih.gov]

Signs of anaphylaxis include hypotension, tachycardia, urticaria, angioedema, wheezing, stridor, cyanosis, and syncope. [merckmanuals.com]

Cryopyrin-Associated Periodic Syndrome

Previously, Muckle–Wells syndrome was considered as a triad of symptoms — urticaria, deafness, and reactive amyloidosis. [ingentaconnect.com]

A case of cold urticaria with an unusual family history. JAMA. 1940;114(12):1067–1068. Muckle TJ, Wells M. [the-rheumatologist.org]

— Cold Urticarias, Familial — Familial Cold Urticarias — Urticaria, Familial Cold — Urticarias, Familial Cold — Cold Urticaria, Familial — Chronic Infantile Neurological, [mesh.kib.ki.se]

Dermatographia

A type of urticaria or "hives", also known as dermatographic urticaria, dermatographism, or "skin writing". Dermographism urticaria. [emedicine.com]

[…] and can occur with other forms of urticaria. [emedicine.com]

Dermographism should be distinguished from other types of urticaria. [emedicine.com]

Non-Allergic Urticaria

Atul Shah is an expert in identifying the causes of urticaria as well as in easing or eliminating symptoms of urticaria and chronic urticaria, so if you are suffering, don [center4asthmaallergy.com]

The symptoms of urticaria allergic and non-allergic nature similar. However, idiopathic urticaria symptoms on the skin do not take place in a month and a half. [medicalj-center.info]

Physical urticaria In physical urticaria, the hives have a physical cause, such as exposure to heat, cold or pressure. [acaai.org]

Schnitzler Syndrome

Her urticaria was triggered by cooler temperatures and an ice cube test for cold induced urticaria was positive. [doi.org]

Schnitzler syndrome encompasses monoclonal gammopathy, urticaria, inflammation, recurrent fever, bone pain and arthralgia, with occasional lymphadenopathy and/or hepatosplenomegaly [ncbi.nlm.nih.gov]

We described two cases of chronic non itching urticaria with the same symptoms above mentioned, but an IgG monoclonal paraprotein instead of IgM gammopathy. [ncbi.nlm.nih.gov]

Urtica Dioica

A 17-day-old infant with a generalized urticaria was admitted to our pediatric emergency unit. [ncbi.nlm.nih.gov]

The urticaria is accompanied by a stinging sensation lasting longer than 12 h. Little is known of the cellular and molecular mechanism of stinging-nettle urticaria. [ncbi.nlm.nih.gov]

Rheumatism associated with urticaria-like eruptions. neuritis. [abchomeopathy.com]

Leukocytoclastic Vasculitis

[…] testing has become available there have been several reports of cutaneous findings in association with hepatitis C virus infection, including vasculitis, cryoglobulinemia, urticaria [ncbi.nlm.nih.gov]

Leukocytoclastic vasculitis: characteristic skin lesions allergic vasculitis A form of nonthrombocytopenic purpura due to a hypersensitivity vasculitis associated with urticaria [medical-dictionary.thefreedictionary.com]

Sometimes there is urticaria: This is different from the usual pattern of urticaria in that it tends to last for more than 24 hours and may leave ecchymoses or pigmentation [patient.info]

Hereditary Angioedema

Chronic urticaria and angioedema. N Engl J Med 2002 ; 346 : 175 -9. 33. ↵ Kaplan AP. Chronic urticaria: pathogenesis and treatment. [doi.org]

Tabs Content Clinical Overview Diagnosis Indications for Testing Recurrent angioedema in the absence of urticaria of Subcutaneous tissues Systemic organs Mouth, larynx, or [arupconsult.com]

Drug-induced urticaria and angioedema caused by non-IgE mediated pathomechanisms. [doi.org]

Papular Urticaria

Papular urticaria. [allergyandimmunology.blogspot.com]

In San Francisco, children with papular urticaria due to flea bites are part of dermatologic practice year round. [ncbi.nlm.nih.gov]

Papular urticaria synonyms, papular urticaria antonyms - FreeThesaurus.com https://www.freethesaurus.com/papular+urticaria (redirected from papular urticaria ) Also found [freethesaurus.com]

Erythema Multiforme

Tags: burn Erythema Multiforme Rash Stevens Johnson TEN urticaria urticarial multiforme viral illness Sean M. [pedemmorsels.com]

Early in the course, these lesions may easily be mistaken for urticaria. As the lesions enlarge, they form round or irregularly shaped plaques. [medicinenet.com]

L50.6 Contact urticaria L50.8 Other urticaria L50.9 Urticaria, unspecified L51 Erythema multiforme L51.0 Nonbullous erythema multiforme L51.1 Stevens-Johnson syndrome L51.2 [icd10data.com]

Muckle-Wells Syndrome

Abstract The term Muckle-Wells syndrome (MWS) describes an autosomal dominant disorder characterised by various combinations of urticaria, sensorineural deafness, amyloidosis [ncbi.nlm.nih.gov]

From Wikipedia, the free encyclopedia Muckle–Wells syndrome Other names Urticaria-deafness-amyloidosis syndrome (UDA),[1] This condition is inherited in an autosomal dominant [en.wikipedia.org]

[…] been reported in MWS, but deafness is a feature of all reported pedigrees, we conclude that members of this family have a previously unreported inherited predisposition to urticaria [ncbi.nlm.nih.gov]

Hypocomplementemic Vasculitis

/٢٠٠٤ - 400 من الصفحات 0 مراجعات Exploring current treatment options for skin conditions affecting more than 20% of the population, this reference examines every type of urticaria [books.google.com]

urticaria, aquagenic urticaria, and cholinergic urticaria (typically brought on by heat). [rheumaknowledgy.com]

C1q, a subcomponent of the first complement component, of a 60-year-old female patient with hypocomplementemic vasculitis-urticaria syndrome (HVUS) was characterized. [ncbi.nlm.nih.gov]

Benign Mastocytoma

Gross P (1934) Urticaria pigmentosa (solitary lesion). Arch Dermatol Syph 29:451 Google Scholar 10. [link.springer.com]

Differential diagnosis of urticaria pigmentosa Urticaria pigmentosa should be distinguished from urticaria with pigmentation, drug rash, reticulosis of skin, pigment nevus [m.iliveok.com]

Urticaria pigmentosa Mastocytosis Localized mastocytosis • Focal: Single skin lesion: mast cell 'nevus' • Generalized: Urticaria pigmentosa Systemic mastocytosis • Indolent [medical-dictionary.thefreedictionary.com]

Urticaria Pigmentosa

[…] edit English urticaria pigmentosa most common form of cutaneous mastocytosis UP/MPCM urticaria pigmentosa Urticaria Pigmentosa/Maculopapular Cutaneous Mastocytosis Statements [wikidata.org]

Urticaria pigmentosa. [idoj.in]

Urticaria pigmentosa is rarely reported as an inherited disease. [ncbi.nlm.nih.gov]

Chronic Idiopathic Urticaria

Miscellaneous causes - exposure to sunlight (Solar Urticaria), cold temperatures (Cold Urticaria), strenuous exercise (Cholinergic Urticaria), and other forms that may cause [symptoma.com]

[…] associated to improvement or resolution of urticaria. [ncbi.nlm.nih.gov]

ACEI can cause angioedema without urticaria. [pcds.org.uk]

Urticarial Vasculitis

[…] and urticaria vasculitis. [dermoscopedia.org]

Urticaria is characterized by transient wheals. We report here five cases with long-lasting urticarial lesions persisting for more than 24 hours. [ncbi.nlm.nih.gov]

RESULTS: Patients with active chronic urticaria had the highest serum levels of D-dimer (p CONCLUSIONS: Patients with active chronic urticaria have higher serum levels of [ncbi.nlm.nih.gov]

Systemic Mastocytosis

URTICARIA pigmentosa (UP), characterized as hyperpigmented red-brown macular or papular skin lesions, is the most common form of cutaneous mastocytosis.1 Urticaria pigmentosa [jamanetwork.com]

Skin and bone marrow biopsies confirmed a diagnosis of SM, initially presenting with urticaria pigmentosa. [ncbi.nlm.nih.gov]

Cold Urticaria

Cold urticaria is a type of physical urticaria that is characterized urticaria and angioedema after exposure to cold. [ncbi.nlm.nih.gov]

Cold urticaria (CU) is a subtype of physical urticaria characterized by the development of urticaria and angioedema after cold exposure. [ncbi.nlm.nih.gov]

It includes localized cold urticaria, delayed cold urticaria, reflex cold urticaria or secondary cold urticaria and primary acquired cold urticaria. [symptoma.com]

Vasculitis

UV seems similar to common urticaria clinically. Major difference between urticarial vasculitis and urticaria is the duration of lesions. [intechopen.com]

Chronic cases of NUV must be distinguished carefully from neutrophilic urticaria, which is a persistent form of urticaria unassociated with vasculitis.13 Left face and neck [ncbi.nlm.nih.gov]

Skin rash: e.g., palpable purpura, vasculitic urticaria, nodules, ulcers, mouth ulcers. [pmmonline.org]

Aggressive Systemic Mastocytosis

A 58-year-old man was first seen with aggressive systemic mastocytosis manifested by urticaria pigmentosa, hepatosplenomegaly, generalized bone lesions, anemia, thrombocytopenia [ncbi.nlm.nih.gov]

We identified 54 patients with cutaneous mastocytosis: 31 (57,4%) with mastocytoma, 22 (40,7%) with urticaria pigmentosa and 1 with teleangectasia macularis eruptiva perstans [research.unipd.it]

Urticaria. Medscape, Last Update September 13, 2016. Available at: http://emedicine.medscape.com/article/137362-overview. Accessed December 20, 2016. Rasool HJ. [rarediseases.org]