Diagnostic and management considerations in pseudohypoaldosteronism type 1b

2022 ◽  
Vol 15 (1) ◽  
pp. e246538
Author(s):  
Jelte Kelchtermans ◽  
Sara E Pinney ◽  
Jacqueline M M Leonard ◽  
Sharon Mcgrath-Morrow

Pseudohypoaldosteronism type 1B is a rare autosomal recessive disorder caused by dysfunction of amiloride-sensitive epithelial sodium channels (ENaCs). We present the case of a neonate with cardiogenic shock after cardiac arrest due to profound hyperkalaemia. Genetic testing revealed a novel homozygous variant in SCNNIA. We review diagnostic considerations including the molecular mechanisms of disease, discuss treatment approaches and highlight the possible significance of the diversity of pulmonary ENaCs.

Author(s):  
Krishna Prasad Lamichhane ◽  
Shaili Pradhan ◽  
Ranjita Shreshta Gorkhali ◽  
Pramod Kumar Koirala

Papillon-Lefèvre syndrome (PLS) is a rare autosomal recessive disorder associated with rapidly progressing periodontitis leading to premature loss of deciduous and permanent dentition and diffuse palmoplantar keratosis. Immunologic alterations, genetic mutations, and role of bacteria are some aetiologic factors. Patients present with early periodontal destruction, so periodontists play a significant role in diagnosis and management. This paper reports a case of Papillon- Lefevre syndrome with its clinical manifestations and challenges for periodontal management which was diagnosed in dental department.


2010 ◽  
Vol 04 (03) ◽  
pp. 338-340
Author(s):  
Kamile Erciyas ◽  
Serhat Inaloz ◽  
A. Fuat Erciyas

Haim-Munk syndrome is an extremely rare autosomal recessive disorder characterized clinically by palmoplantar hyperkeratosis, aggressive periodontitis with severe alveolar bone destruction, onychogryphosis, pes planus, arachnodactyly, and acro-osteolysis. Consanguinity seems a notable prerequisite. The aim of this study was therefore to report one case of this syndrome and to focus on the periodontal manifestations, in order to attract the attention of dental clinicians to this rare anomaly. (Eur J Dent 2010;4:338-340)


2013 ◽  
Vol 88 (1) ◽  
pp. 135-137
Author(s):  
Renata Hubner Frainer ◽  
Luciana Boff de Abreu ◽  
Giselle Martins Pinto ◽  
André Vicente Esteves de Carvalho ◽  
Luana Pizarro Meneghello

Congenital hypotrichosis and Stargardt macular dystrophy are rare autosomal recessive disorder of unk nown etiology respectively characterized by hair loss, macular degeneration and severe progressive vision reduc tion. There are few reports in the literature with this association. Studies show that the defective gene is on the chro mosome I6q22.1 and involve cadherin molecule in the pathogenesis. Early recognition of these disorders often starts with hair changes and should alert the dermatologist for an eye examination thereby avoiding more severe ocular defect.


2019 ◽  
Vol 4 (1) ◽  
pp. 01-01
Author(s):  
Chaouche M ◽  
Dah Cherif A ◽  
Barbach Y ◽  
Gallouj S ◽  
Mernissi FZ

The APECED syndrome (autoimmune polyendocrinopathy, candidosis, ectodermal dystrophy) is a rare autosomal recessive disorder that develops in early childhood and results in tissue-specific multiorgan autoimmunity, leading to the hypofunction of multiple glands. Is clinically defined as the presence of at least two components of the classic triad of hypoparathyroidism, adrenal insufficiency, and mucocutaneous candidiasis. We report a case in a child, illustrating the importance of dermatological disorders.


2020 ◽  
Vol 4 (Supplement_1) ◽  
Author(s):  
Abdullah Abdulruhman Aljasser

Abstract Webb-Dattani syndrome (WEDAS) is an autosomal recessive disorder caused by mutation in the ARNT2 gene characterized by frontotemporal hypoplasia, globally delayed development, and pituitary and hypothalamic insufficiency. The condition is reported to be associated with consanguinity and with Saudi Arabian ancestry. We presented twin baby girls with developmental delayment seizures, and microcephaly. They have also hypopituitarism in the form of diabetes insipidus and hypocortlisim. also they have cortical blindness. Their brain MRI shows brain atrophic changes and delayed myelination thin corpus callosum,and small pituitary gland ad absence posterior high signal spot and pituitary stalk. Genetic testing by Exome sequencing was done and it shows A homozygous variant of ARNT2 (ARNT2:NM_014862:exon3:c.147-1G>A). One of this twin her condition deteriorated with uncontrolled seizures and spasticity and died at age 22 months. Conclusion: we report another cases of the ARNT2 mutation in a Saudi family illustrating the disease of webb-dattani Syndrome with seizures and hypopituitarism and severe visual impairment and global developmental delayment.


Author(s):  
Mahnaz Seifi-Alan ◽  
Roshanak Shamsi ◽  
Aria Setoodeh ◽  
Fatemeh Sayarifard ◽  
Parisa Aghasi ◽  
...  

AbstractAutoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy (APECED), also named as autoimmune polyglandular syndrome (APS) type 1, is a rare autosomal recessive disorder caused by mutations in autoimmune regulator (


2008 ◽  
Vol 11 (1) ◽  
pp. 63-65 ◽  
Author(s):  
Mustafa Akcakus ◽  
Esad Koklu ◽  
Nazmi Narin ◽  
Mehmet Kose

Griscelli syndrome (GS) is a rare autosomal recessive disorder characterized by immunodeficiency and partial albinism. Asymmetric crying facies (ACF) is caused by congenital hypoplasia or agenesis of the depressor anguli oris muscle. Asymmetric crying facies may be isolated or it may be associated with various anomalies. We report a 3-month-old Turkish boy who had clinical and microscopic hair features of GS associated with ACF. To the best of our knowledge, this is the 1st case of this association to be reported in the literature.


2021 ◽  
Vol 12 ◽  
Author(s):  
Mingqun Deng ◽  
Miao Yu ◽  
Ruizhi Jiajue ◽  
Kai Feng ◽  
Xinhua Xiao

Bloom syndrome (BS) is a rare autosomal recessive disorder that causes several endocrine abnormalities. So far, only one BS pedigree, without diabetes, has been reported in the Chinese population. We presented the first case of BS with diabetes in the Chinese population and explored the clinical spectrum associated with endocrine. Possible molecular mechanisms were also investigated. Our study indicated that BS may be one rare cause of diabetes in the Chinese population. We also found a new pathogenic sequence variant in BLM (BLM RecQ like helicase gene)(NM_000057.4) c.692T>G, which may expand the spectrum of BLM variants.


Author(s):  
Khaled Alqoaer ◽  
Ziad Asaad ◽  
Maisa Halabi

Transaldolase TALDO deficiency is a rare autosomal recessive disorder of the pentose phosphate pathway. It has variable presentations with poor outcome when present early in life. We present a young Saudi infant with a fatal early presentation of TALDO deficiency.


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