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Table 2 Number of procedures performed by RDRS since implementation and pathologies most frequently attended by the centers (2016–2020)

From: Epidemiology of rare diseases in Brazil: protocol of the Brazilian Rare Diseases Network (RARAS-BRDN)

Demographic region

South

Southeast

Northeast

Midwest

Institution

HPP

HCPA

FMABC

Unicamp

IFF

APAE-Salvador

HIAS

APAE- Anápolis

HAB

Date of implementation

Oct, 2016

Dec, 2016

Dec, 2019

Nov, 2016

Dec, 2016

Jul., 2018

Dec, 2019

Oct, 2016

Dec, 2016

Number of Procedures

5131

11,132

1264

384

863

111

51

361

3140

Most frequent disorders registered (ICD10–name–number–%)

ID (F71.0, F70.0, F72.0, F79.0–1180–22.99)

SCA (G11.2–924–8.3)

Unspecified ID(F79.0–293–23.18)

Unspecified ID (F79.0, F79.9–55–14.32)

OI (Q78.0–224–25.95)

Moderate ID(F71.0–80–72.072)

Craniofacial malformation syndromes (Q87.0–9–17.64)

Other malformations (Q87.8–135–37.39)

ID (F79.0, F70.0, F71.0–745–23.72)

 

Syndromic malformations (352–6.86)

NF1 (Q85.0–916–8.22)

Wiskott-Aldrich syndrome (D82.0–190- 15.03)

Di George Syndrome (D82.1–31–8.07)

Syndromic malformations (Q87.8–105–12.16)

Severe ID (F72.0–12–10.81)

Neurodegenerative diseases (G31.8–6–11.76)

ID (F79.0–68–18.83)

Motor neuron diseases (G12.2–254–8.08)

 

Mitochondrial myopathy (343–6.68)

OI (Q78.0–718–7.34)

Moderate ID(F71.0–68–5.37)

Chromosomal anomalies (Q98.9–29–7.55)

Other ID (F78.0–91–10.54)

Chromosomal abnormality, unspecified (Q99.9–8–7.20)

Other malformations (Q87.8–6–11.76)

Chromosomal anomalies (Q99.9–38–10.52)

Classic Phenylketonuria (E70.0–195–6.21)

 

Chromosomal anomalies (Q99.9–192–3.74)

Muscular dystrophy (G71.0–650–5.83)

Mild ID (F70.0–65–5.14)

Defects in the complement system (D84.1–23–5.98)

Other skeletal malformations (Q87.5–74–8.57)

 

Muscular dystrophy (G71.0–6–11.76)

Rett syndrome (F84.2–10–2.77)

Disorders of plasma-protein metabolism (E88.0–176–5.60)

 

Quimera 46 XX/46 XY (Q99.0–131–2.55)

Hereditary spastic paraplegia (G11.4–523–4.69)

Muscular dystrophy (G71.0–54–4.27)

Craniofacial malformation syndromes (Q87.0–19–4.94)

   

Other demyelinating diseases of CNS (G37.8–10–2.77)

Disorders of aminoacids metabolism (E72.9–162–5.15)

 

Other chromosomal anomalies (Q99.8–112–2.18)

Other sphingolipidosis (E75.2–460–4.13)

 

Turner syndrome (Q96.0–16–4.16)

    

Disorders of galactose metabolism (E74.2–135–4.29)

 

Enlers-Danlos syndrome (Q79.6–90–1.75)

Craniofacial malformation syndromes(Q87.0–380 -3.41)

 

Congenital malformation syndromes predominantly associated with short stature (Q87.1–14–3.64)

    

Other disorders of mineral metabolism (E83.8–131–4.17)

 

Glycogen storage disease (E74.0–77–1.50)

Neurodegenerative diseases (g31.8–356–3.19)

 

Other malformations (Q87.8–12–3.125)

     
 

Other phakomatoses (Q85.8–69–1.34)

Unspecified ID (F79.0–351–3.15)

       
 

Disorders of amino acid transport (E72.0–68–1.32)

Hereditary motor and sensory neuropathy (G60.0–333–2.99)

       
  1. HCPA: Hospital de Clínicas de Porto Alegre; HPP: Hospital Pequeno Príncipe; FMABC: Faculdade de Medicina do ABC; IFF: Instituto Nacional de Saúde da Mulher, da Criança e do Adolescente Fernandes Figueira; APAE: Associação de Pais e Amigos dos Excepcionais; HIAS: Hospital Infantil Albert Sabin; HAB: Hospital de Apoio de Brasília; OI: Osteogenesis imperfecta; SCA: Spinocerebellar ataxias; NF1: Neurofibromatosis type 1; ID: Intellectual disability