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Epidermolysis bullosa simplex due to plakophilin deficiency(EDSFS)

MedGen UID:
388032
Concept ID:
C1858302
Disease or Syndrome
Synonyms: DSP-Related Ectodermal Dysplasia/Skin Fragility Syndrome; Ectodermal dysplasia skin fragility syndrome; Ectodermal Dysplasia/Skin Fragility Syndrome; Mcgrath syndrome; PKP1-Related Ectodermal Dysplasia/Skin Fragility Syndrome
SNOMED CT: Epidermolysis bullosa simplex due to plakophilin deficiency (716699004); McGrath syndrome (716699004); Ectodermal dysplasia skin fragility syndrome (716699004)
Modes of inheritance:
Autosomal recessive inheritance
MedGen UID:
141025
Concept ID:
C0441748
Intellectual Product
Source: Orphanet
A mode of inheritance that is observed for traits related to a gene encoded on one of the autosomes (i.e., the human chromosomes 1-22) in which a trait manifests in individuals with two pathogenic alleles, either homozygotes (two copies of the same mutant allele) or compound heterozygotes (whereby each copy of a gene has a distinct mutant allele).
 
Gene (location): PKP1 (1q32.1)
 
Monarch Initiative: MONDO:0011472
OMIM®: 604536
Orphanet: ORPHA158668

Definition

Ectodermal dysplasia/skin fragility syndrome (EDSFS) is an autosomal recessive genodermatosis characterized by widespread skin fragility, alopecia, nail dystrophy, and focal keratoderma with painful fissures. Hypohidrosis and cheilitis are sometimes present (summary by Ersoy-Evans et al., 2006). [from OMIM]

Clinical features

From HPO
Palmoplantar keratosis
MedGen UID:
44017
Concept ID:
C0022596
Disease or Syndrome
Abnormal thickening of the skin localized to the palm of the hand and the sole of the foot.
Absent eyebrow
MedGen UID:
98133
Concept ID:
C0431448
Congenital Abnormality
Absence of the eyebrow.
Alopecia of scalp
MedGen UID:
658454
Concept ID:
C0574769
Finding
Anhidrosis
MedGen UID:
1550
Concept ID:
C0003028
Disease or Syndrome
Inability to sweat.
Ectodermal dysplasia
MedGen UID:
8544
Concept ID:
C0013575
Disease or Syndrome
Ectodermal dysplasia is a group of conditions in which there is abnormal development of the skin, hair, nails, teeth, or sweat glands.
Nail dystrophy
MedGen UID:
66368
Concept ID:
C0221260
Disease or Syndrome
Onychodystrophy (nail dystrophy) refers to nail changes apart from changes of the color (nail dyschromia) and involves partial or complete disruption of the various keratinous layers of the nail plate.
Scaling skin
MedGen UID:
472970
Concept ID:
C0237849
Finding
Refers to the loss of the outer layer of the epidermis in large, scale-like flakes.
Fragile skin
MedGen UID:
66826
Concept ID:
C0241181
Finding
Skin that splits easily with minimal injury.
Absent eyelashes
MedGen UID:
334299
Concept ID:
C1843005
Congenital Abnormality
Lack of eyelashes.
Abnormal blistering of the skin
MedGen UID:
412159
Concept ID:
C2132198
Finding
The presence of one or more bullae on the skin, defined as fluid-filled blisters more than 5 mm in diameter with thin walls.
Dystrophic fingernails
MedGen UID:
764340
Concept ID:
C3551426
Finding
The presence of misshapen or partially destroyed nail plates, often with accumulation of soft, yellow keratin between the dystrophic nail plate and nail bed, resulting in elevation of the nail plate.
Palmoplantar blistering
MedGen UID:
870430
Concept ID:
C4024876
Finding
A type of blistering that affects the skin of the palms of the hands and the soles of the feet.
Sparse hair
MedGen UID:
1790211
Concept ID:
C5551005
Finding
Reduced density of hairs.

Term Hierarchy

CClinical test,  RResearch test,  OOMIM,  GGeneReviews,  VClinVar  
  • CROGVEpidermolysis bullosa simplex due to plakophilin deficiency
Follow this link to review classifications for Epidermolysis bullosa simplex due to plakophilin deficiency in Orphanet.

Recent clinical studies

Etiology

Hamada T, Tsuruta D, Fukuda S, Ishii N, Teye K, Numata S, Dainichi T, Karashima T, Ohata C, Furumura M, Hashimoto T
Exp Dermatol 2013 Feb;22(2):83-7. Epub 2012 Oct 8 doi: 10.1111/exd.12021. PMID: 23039137

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