Dermatology

Understanding Darier Disease (Overview)

At a Glance

Darier disease is a genetic condition caused by an ATP2A2 gene mutation that affects how skin cells stick together. It causes chronic, relapsing flare-ups of firm, reddish-brown bumps on the skin, as well as distinct nail and mouth changes, which can be triggered by heat, sweat, and sunlight.

Return to Home

What is Darier Disease?

Darier disease is a genetic condition that primarily affects the skin, nails, and mucous membranes (like the inside of the mouth). It is classified as an autosomal dominant disorder ^[1]. This means that a person only needs to inherit one copy of the mutated gene from one parent to develop the condition. However, it can also occur “de novo,” meaning the mutation happens for the first time in an individual with no family history ^[2].

The disease is caused by a mutation in the ATP2A2 gene ^[1]. This gene is responsible for creating a protein called SERCA2, which acts as a pump to move calcium within cells ^[3]. When this pump doesn’t work correctly, calcium levels inside skin cells become unbalanced. This disruption prevents skin cells from sticking together properly, leading to the characteristic bumps and rashes associated with the disease ^[3]^[4].

How the Disease Progresses

For most people, Darier disease is a chronic, lifelong condition that follows a relapsing-remitting pattern ^[5]. This means you may have periods where your skin looks relatively clear, followed by “flares” where symptoms return or worsen.

Common triggers for these flares include:

Heat and Humidity: Excessive sweating can irritate the skin and trigger new lesions ^[6].
UV Exposure: Sunlight is a well-known trigger for many patients ^[6].
Skin Trauma: Minor injuries or friction can cause new bumps to form along the site of the injury. This reaction is known as the Koebner phenomenon.
Infections: Certain viral infections, like the cold sore virus (HSV), can cause severe flares ^[7].

Recognizing the Signs

The “hallmark” of Darier disease is the appearance of small, firm, tan or reddish-brown bumps (hyperkeratotic papules) ^[1]. These often appear in “seborrheic” areas—places where your skin produces more oil, such as the chest, back, forehead, and scalp ^[8].

Beyond the skin, there are other diagnostic clues:

Nail Changes: You may notice white or red vertical bands on your nails, or a “V-shaped” notch at the tip of the nail ^[9].
The “Wet Hand Sign”: A specific appearance of the palms that becomes more visible when the hands are wet ^[9].
Oral Manifestations: Small white bumps or “cobblestoning” can appear on the roof of the mouth or inside the cheeks ^[10].

A “Systemic” Condition

While it was once thought of as only a skin disease, modern research has shifted the consensus: Darier disease is now recognized as a systemic condition ^[11]. Because the SERCA2 calcium pump is found in many parts of the body, the genetic mutation can affect more than just the skin.

Neuropsychiatric Health: There is a known link between Darier disease and certain brain-related conditions, including mood disorders and cognitive challenges ^[12]^[13]. While studies also show a statistical link to schizophrenia, it is important to know that the overall absolute risk remains relatively low.
Heart Health: Emerging evidence suggests that the SERCA2 pump plays a role in heart muscle function ^[14]^[15]. While the risk for heart failure is slightly higher than the general public, it is still overall very low.
Eye Health: Ocular issues like dry eye or inflammation of the eyelids (blepharitis) are common ^[16].

Different Forms of the Disease

Most people have the “classic” form, where symptoms appear on both sides of the body. However, some individuals have Segmental Darier Disease ^[17]. In this version, the mutation only occurs in a specific group of cells, causing the rash to appear in a localized area or only on one side of the body ^[18]. Understanding which form you have can help your doctor tailor your management plan.

Common questions in this guide

What causes Darier disease?

Darier disease is caused by a genetic mutation in the ATP2A2 gene. This mutation affects a calcium pump in your cells, preventing skin cells from sticking together properly and leading to the characteristic skin bumps.

What does a Darier disease rash look like?

The hallmark sign is the appearance of small, firm, tan or reddish-brown bumps. These typically show up in areas where your skin produces more oil, such as the chest, back, forehead, and scalp.

What can trigger a Darier disease flare-up?

Common triggers for symptom flare-ups include heat, high humidity, excessive sweating, and sunlight. Minor skin injuries and certain viral infections can also irritate the skin and cause new lesions to form.

Does Darier disease affect other parts of the body besides the skin?

Yes, while primarily a skin condition, it can also cause specific nail changes and white bumps inside the mouth. Recent research shows it is a systemic condition that may be linked to certain eye, heart, and neuropsychiatric issues.

What is segmental Darier disease?

Segmental Darier disease is a localized form of the condition. Instead of affecting both sides of the body, the genetic mutation only occurs in a specific group of cells, causing symptoms in just one area or on one side of the body.

Curated prompts to bring to your next appointment.

1.What specific mutation in the ATP2A2 gene was identified in my case, if genetic testing was done?
2.Given that Darier disease is now recognized as a systemic condition, should I have baseline screenings for my heart or vision?
3.Are there any specific medications I should avoid that might trigger a flare, such as lithium?

Tap a prompt to share your answer — we'll use it plus this page's context to start a tailored conversation.

References (18)

1
Sporadic case of Darier disease caused by a novel splice-site mutation in the ATP2A2 gene.
Yasuno S, Miyoshi Y, Asano N, et al.
Clinical and experimental dermatology 2019; (44(2)):e10-e12 doi:10.1111/ced.13806.
PMID: 30294936
2
Darier disease in Israel: combined evaluation of genetic and neuropsychiatric aspects.
Dodiuk-Gad RP, Cohen-Barak E, Khayat M, et al.
The British journal of dermatology 2016; (174(3)):562-8 doi:10.1111/bjd.14220.
PMID: 26471493
3
[Detection and analysis of an ATP2A2 mutation in a family with Darier-White disease].
Chen X, Liu Q, Sun M, et al.
Zhonghua yi xue yi chuan xue za zhi = Zhonghua yixue yichuanxue zazhi = Chinese journal of medical genetics 2019; (36(8)):794-797 doi:10.3760/cma.j.issn.1003-9406.2019.08.010.
PMID: 31400130
4
Targeting SERCA2 in organotypic epidermis reveals MEK inhibition as a therapeutic strategy for Darier disease.
Zaver SA, Sarkar MK, Egolf S, et al.
JCI insight 2023; (8(18)).
PMID: 37561594
5
Darier Disease - A Clinical Illustration of Its High Variable Expressivity.
Beiu C, Giurcaneanu C, Mihai M, et al.
Cureus 2019; (11(12)):e6292 doi:10.7759/cureus.6292.
PMID: 31938586
6
Darier and Hailey-Hailey disease: update 2021.
Rogner DF, Lammer J, Zink A, Hamm H
Journal der Deutschen Dermatologischen Gesellschaft = Journal of the German Society of Dermatology : JDDG 2021; (19(10)):1478-1501 doi:10.1111/ddg.14619.
PMID: 34661345
7
Exacerbation of Darier disease with lithium therapy.
Tamazian S, Simpson CL
Dermatology online journal 2023; (29(5)) doi:10.5070/D329562405.
PMID: 38478641
8
Dye Laser Treatment for Darier Disease: Results of a Case Series.
Cannarozzo G, Bonciani D, Sannino M, et al.
Photomedicine and laser surgery 2016; (34(7)):305-7 doi:10.1089/pho.2015.4034.
PMID: 27082141
9
An Update on the Cutaneous Manifestations of Darier Disease.
Yeshurun A, Ziv M, Cohen-Barak E, et al.
Journal of cutaneous medicine and surgery 2021; (25(5)):498-503 doi:10.1177/1203475421999331.
PMID: 33715454
10
Darier disease: A rare genodermatosis.
Suryawanshi H, Dhobley A, Sharma A, Kumar P
Journal of oral and maxillofacial pathology : JOMFP 2017; (21(2)):321 doi:10.4103/jomfp.JOMFP_170_16.
PMID: 28932054
11
Darier Disease - A Multi-organ Condition?
Bachar-Wikström E, Wikström JD
Acta dermato-venereologica 2021; (101(4)):adv00430 doi:10.2340/00015555-3770.
PMID: 33606037
12
Beyond the skin involvement in Darier disease: A complicated neuropsychiatric phenotype.
Li Pomi F, Motolese A, Bertino L, et al.
Clinical case reports 2021; (9(6)):e04263 doi:10.1002/ccr3.4263.
PMID: 34194784
13
Patients with Darier Disease Exhibit Cognitive Impairment while Patients with Hailey-Hailey Disease Do Not: An Experimental, Matched Case-control Study.
Curman P, Bern J, Sand L, et al.
Acta dermato-venereologica 2021; (101(6)):adv00476 doi:10.2340/00015555-3818.
PMID: 33928397
14
Darier disease is associated with heart failure: a cross-sectional case-control and population based study.
Bachar-Wikstrom E, Curman P, Ahanian T, et al.
Scientific reports 2020; (10(1)):6886 doi:10.1038/s41598-020-63832-9.
PMID: 32327688
15
SERCA2 Haploinsufficiency in a Mouse Model of Darier Disease Causes a Selective Predisposition to Heart Failure.
Prasad V, Lorenz JN, Lasko VM, et al.
BioMed research international 2015; (2015()):251598 doi:10.1155/2015/251598.
PMID: 26064889
16
Ophthalmic Assessment in Patients With Darier Disease.
Hammad H, Adler E, Yeshurun A, et al.
American journal of ophthalmology 2021; (227()):139-142 doi:10.1016/j.ajo.2021.03.011.
PMID: 33737033
17
Whole-transcriptome sequencing identifies postzygotic ATP2A2 mutations in a patient misdiagnosed with herpes zoster, confirming the diagnosis of very late-onset segmental Darier disease.
Mohaghegh F, Youssefian L, Galehdari H, et al.
Experimental dermatology 2022; (31(6)):943-948 doi:10.1111/exd.14559.
PMID: 35246884
18
Type 1 Segmental Darier Disease: Case Report and Discussion of the Treatment Options.
Alsharif SH, Alesa D, Baabdullah A
Case reports in dermatology 2020; (12(3)):159-167 doi:10.1159/000509177.
PMID: 33082742

This page provides a general overview of Darier disease for educational purposes only. Always consult a dermatologist or healthcare provider for an accurate diagnosis, genetic testing, and a personalized management plan.

Get notified when new evidence is published on Darier disease.

We monitor PubMed for new peer-reviewed studies on this topic and email a short summary when something meaningful changes.

Guide Contents