Use of a Digital Psychotherapeutic App to Reduce Symptom Burden in Dermatology Patients

Inclusion Criteria:

* Patients with psoriasis, eczema or chronic urticaria diagnosed by a dermatologist
* Aged 16 or older
* Peak pruritus intensity of 4 or more on a 11-point numerical rating scale (0-10, with 10 representing worst itch)
* Able to engage with a mobile application in the English language

Exclusion Criteria:

* Patients with active psychiatric symptoms (e.g. active suicidal ideation, psychosis, delusions)
* Patients with unstable psychiatric condition, characterized by

  o Hospital inpatient admission for a psychiatric condition or initiation of a psychotropic medication in the prior 3 months
* Patients with unstable dermatological condition, characterized by

  * Recent flare of the skin condition within the last 2 weeks, including diagnosis of a flare by a doctor, use of systemic steroids, oral antibiotics, wet wrap rescue therapy, oral antivirals, or increase in frequency of phototherapy or dose of systemic medications for the dermatological condition within the last 2 weeks OR
  * Any of the following within 3 months

    * inpatient admission for a dermatological condition
    * Initiation of phototherapy
    * Initiation of systemic therapy (conventional immunosuppressive agent, biologics, JAK inhibitors) within the last 3 months.