Urticaria: Causes & Reasons

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Possible Causes for Urticaria

Insect Bite

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]

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]

Papular urticaria. [symptoma.com]

Hypersensitivity

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

These skin reactions include perioral dermatitis, stomatitis, and urticaria. [fluoridealert.org]

The case reported here is one of simultaneous contact urticaria and a delayed-type contact allergy to thiocolchicoside. [ncbi.nlm.nih.gov]

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]

We describe the case of a 26-year-old man who developed pruritus, generalized urticaria, and severe angioedema of his lips and tongue with dyspnea within 15 minutes after [ncbi.nlm.nih.gov]

Histamine Intolerance

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]

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

[…] sausages, fish) cause above-normal serum histamine levels. 3 These elevated histamine levels cause various histamine receptor–mediated symptoms such as flush, headache or urticaria [adc.bmj.com]

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]

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]

Like other forms of urticaria, PUPPP can be treated with topical steroid creams. [ic.steadyhealth.com]

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]

Of note, urticaria may precede anaphylaxis and should therefore be taken very seriously. [symptoma.com]

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

Urticaria

[…] chronic idiopathic urticaria. [doi.org]

Chronic idiopathic urticaria, unlike the physical urticarias and ASA or NSAID intolerant variants, has no discernable external cause. 11 Chronic idiopathic urticaria is the [web.archive.org]

Extensive laboratory evaluation for patients with chronic urticaria is typically unrevealing and there are no compelling data that associate urticaria with chronic infections [ncbi.nlm.nih.gov]

Angioedema

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]

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]

The causes of urticaria and angioedema are varied and may be immunologic, nonimmunologic, or idiopathic. [ncbi.nlm.nih.gov]

Anaphylaxis

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]

Anaphylaxis is rarely associated to cold-induced urticarial (CU), a particular form of physical urticaria that is difficult to diagnose and manage. [ncbi.nlm.nih.gov]

Full-blown anaphylaxis includes urticaria and angioedema with hypotension and bronchospasm. How does anaphylaxis arise? [dermnetnz.org]

Cryopyrin-Associated Periodic Syndrome

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

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

We herein report a case of a 75-year-old woman who presented with a low-grade fever, repeated cold-induced urticaria, and painful leg edemas with neutrocytosis. [ncbi.nlm.nih.gov]

Dermatographia

Dermatographic urticaria is a skin disorder and one of the most common types of urticaria, affecting 2–5% of the population. [en.wikipedia.org]

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

These wheals are a subset of urticaria (hives), and appear within minutes, in some cases accompanied by itching. [en.wikipedia.org]

Non-Allergic Urticaria

Drugs commonly cause acute urticaria but they may also aggravate chronic urticaria. What else can cause urticaria ? [nsc.com.sg]

Compare urticaria. [medical-dictionary.thefreedictionary.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]

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]

Hereditary Angioedema

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

In this report, the success of treatment with omalizumab from the first dose is presented in three patients with chronic spontaneous urticaria, chronic autoimmune urticaria [go.galegroup.com]

Its diagnosis depends on recurrent angioedema attacks without urticaria or abdominal pain attacks and possibly a family history. [intechopen.com]

Papular Urticaria

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

Papular urticaria. [allergyandimmunology.blogspot.com]

The more common acquired form is usually idiopathic and self-limited. urticaria hemorrha´gica purpura with urticaria. urticaria medicamento´sa that due to use of a drug. papular [medical-dictionary.thefreedictionary.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]

Wikipedia Systemic vasculitis — Classification and external resources ICD 10 M30 M31 ICD 9 … Wikipedia urticarial vasculitis — a group of cutaneous vasculitides characterized by urticaria [medicine.academic.ru]

Erythema Multiforme

Because urticaria can mimic EM so closely, the term “urticaria multiforme” has been proposed, but this is just a different name for severe annular urticaria. [cancertherapyadvisor.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]

EM is very commonly confused with annular urticaria (hives). Urticaria is far more common than EM. [cancertherapyadvisor.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]

Microscopic features are similar to those observed in other types of urticaria. [ncbi.nlm.nih.gov]

Abstract Mutations of CIAS1 have recently been shown to underlie familial cold urticaria (FCU) and Muckle-Wells syndrome (MWS), in three families and one family, respectively [ncbi.nlm.nih.gov]

Hypocomplementemic Vasculitis

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]

Abstract C1q-precipitins (C1q-p) are comprised of 7S IgG with C1q-binding activity found in sera of patients with hypocomplementemic vasculitis urticaria syndrome ( HVUS ) [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 Dermatographic urticaria Generalized eruption of cutaneous mastocytosis (adult type) Alto WA, Clarcq L (June 1999). [en.wikipedia.org]

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]

Clinical-laboratory characteristics of ANA-positive chronic Idiopathic urticaria. [medical-dictionary.thefreedictionary.com]

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

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]

Purpuric structures are not seen in common urticaria wheals. [jamanetwork.com]

Systemic Mastocytosis

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

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 biopsy of the brown cutaneous lesions was diagnostic for urticaria pigmentosa. [eurorad.org]

Cold Urticaria

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

Cold urticaria (essentially meaning cold hives) is a disorder where hives (urticaria) or large red welts form on the skin after exposure to a cold stimulus. [en.wikipedia.org]

Cholinergic Urticaria

These conditions include urticaria factitia/symptomatic dermographism, delayed pressure urticaria, cold contact urticaria, heat contact urticaria, solar urticaria, and vibratory [ncbi.nlm.nih.gov]

Pressure urticaria, cold urticaria, and even aquagenic urticaria may accompany cholinergic urticaria. [symptoma.com]

Learn more about Cholinergic Urticaria Symptoms. Cholinergic Urticaria Pictures What does cholinergic urticaria look like? [cholinergicurticaria.net]

Serum Sickness

Clinical Information Immune complex disease caused by the administration of foreign serum or serum proteins and characterized by fever, lymphadenopathy, arthralgia, and urticaria [icd9data.com]

We describe the case of a 7-year-old boy with urticaria, fever, and arthritis that appeared 10 days after starting cefditoren therapy for acute tonsillopharyngitis, which [ncbi.nlm.nih.gov]

We describe the case of a 3-year-old girl with urticaria, fever, and arthralgia that appeared 8 days after starting cefaclor therapy for otitis media. [ncbi.nlm.nih.gov]

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]

The most frequent manifestations at diagnosis were urticaria (100%), arthritis (88%), followed by biopsy-proven glomerulonephritis (19%), episcleritis/scleritis (19%) and [ncbi.nlm.nih.gov]