Table 4.

Treatment of Manifestations in Individuals with Autosomal Recessive Congenital Ichthyosis

Manifestation/ConcernTreatmentConsiderations/Other
Complications due to prematurity
  • Provide moist environment in highly humidified incubator (50%-70% humidity).
  • Prevent infection using hygienic standard precautions.
  • Perform regular bacteriologic samplings to monitor for skin & systemic infections.
  • Monitor & maintain body temperature to avoid hypothermia or overheating.
  • Monitor & maintain weight & water & electrolyte balance to avoid hypernatremia or dehydration.
  • Manage pain as needed.
  • Admission to NICU
  • Interdisciplinary approach w/involvement of parents in care
  • Avoidance of invasive procedures (due to ↑ risk of infections)
Pulmonary If pulmonary ventilation is suppressed due to skin constriction or nasal occlusion, endotracheal intubation may be required.Mostly limited to infants w/severe HI
Vascular manifestations in extremities In neonates & infants: massaging of constriction bands w/emollients may soften skin & improve vascular circulation; if ischemia is evident, topical retinoids or surgical linear band incisions may be considered.
In older children & adults: physical therapy for contractures, arthritis, pain
Dermatologic (topical therapy) In neonates & infants: frequent daily application of bland emollients, such as petrolatum-based creams & ointments to keep skin soft, supple, & hydrated
In older children & adults: humidification w/long baths, lubrication & keratolytic agents (e.g., alpha-hydroxy acid, urea preparations; vitamin D3 derivatives) to promote peeling & thinning of stratum corneum
  • In young children, topical salicylic acid preparations should be avoided because of absorption through skin leading to toxicity.
  • Topical use of tacrolimus or vitamin D should be considered w/caution due to skin absorption.
  • Skin irritation may limit use of keratolytics.
Topical retinoids (tazarotene, tretinoin, & adapalene) to ↓ scaling, reverse ectropion, & digital contracturesSystemic laboratory monitoring is not recommended for topical use.
Dermatologic (systemic therapy) In neonates: treatment w/systemic retinoids usually unnecessary, but may be considered in neonates w/severe HI
  • For long-term use of systemic retinoids, important safety & health concerns must be considered.
  • Treatment requires careful risk vs benefit assessment & monitoring, & should be performed by dermatologist familiar w/congenital ichthyosis.
  • Oral retinoid therapy should be used w/caution in women of child-bearing age because of teratogenicity (see Pregnancy Management).
  • Additional side effects of retinoids incl hypertriglyceridemia, hepatotoxicity, bone toxicity & ligamentous calcifications, dry eyes, night blindness, & retinal dysfunction from long-term use.
  • For a detailed review of choice of retinoid, dosage, treatment duration, toxicity, monitoring, & disease-specific considerations for ARCI, see Zaenglein et al [2021].
In children & adults:
  • Moderate to severe ARCI often necessitates systemic (oral) retinoid therapy.
  • Oral retinoids (isotretinoin, etretinate) can effectively ↓ hyperkeratosis & scaling but are less beneficial in suppressing erythroderma.
Temperature stability Frequent fluid intake & moistening of skin w/water (e.g., spray bottle) or use of cooling vests, air conditioning, & humidifiers may prevent overheating & heat intolerance.Avoidance of extreme temperatures
Fluids/Nutrition In neonates:
  • Monitor weight daily as indicator for sufficient fluid & nutrient intake.
  • High-calorie diet; nutritional support via oro- or nasogastric tube may be necessary due to high caloric demand, &/or complications from eclabium.
  • Prevent dehydration.
In children & adults: ↑ intake of high-calorie foods, fluids, & protein is necessary, esp for persons w/severe erythroderma.
Infectious disease
  • Antiseptics, antifungal topicals in macerated skin areas
  • Prompt treatment of skin or systemic bacterial infection according to antibiotic sensitivity profile
Prophylactic antibiotic treatment may be considered for neonates w/HI.
Ophthalmologic Lubrication of cornea w/artificial tears or prescription ophthalmic ointments, esp at night, is helpful in preventing desiccation of cornea.In persons w/ectropion
ENT Regular removal of built-up scale in external ear canals; regular hearing eval
Skin cancer Standard treatments for skin cancers
Family support
& resources
  • Patient advocacy groups to provide family support & other resources
  • Disability resources & information
  • Financial aid programs
  • Children's camps (Camp Discovery, Camp Wonder)

HI = harlequin ichthyosis; NICU = neonatal intensive care unit

From: Autosomal Recessive Congenital Ichthyosis

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