tuberous sclerosis complex diagnosis

The expression of the disease varies substantially. 2018;32:12. In some people the disease is mild, while in others it causes severe disabilities. Mutations in the TSC1 or TSC2 gene can cause tuberous sclerosis complex. Epilepsy is the most common neurologic manifestation of TSC, affecting approximately 85% of patients, with onset often during infancy ystems, most frequently in … Tuberous sclerosis complex is diagnosed with clinical and genetic tests. Early TSC diagnosis is mostly based on clinical signs. Furthermore, TSC is frequently associated with drug resistant epilepsy (DRE), and referral therefore it is essential to aggressively treat to reduce seizure frequency [1–3]. We are here to help. COMMENTARY. This guide has two main sections. Any future updates to these recommendations will also be posted on this page. Although there is no cure for tuberous sclerosis, treatment can help manage specific symptoms. In others it can take time for the symptoms to develop. First described in the 1880s by French neurologist Désiré-Magloire Bourneville, tuberous sclerosis complex (TSC) is a genetic disorder that causes tumors to form in many different organs, primarily in the brain, eyes, heart, kidney, skin and lungs. What are Symptoms of Tuberous Sclerosis? Tuberous sclerosis complex (TSC) is an inherited neurocutaneous disorder that is characterized by pleomorphic features involving many organ systems, including multiple benign hamartomas of the brain, eyes, heart, lung, liver, kidney, and skin [ 1-3 ]. How to make the diagnosis before seizures?. Tuberous Sclerosis Complex: Early Diagnosis in Infants. In 2012, the International Tuberous Sclerosis Complex Consensus Conference reviewed prevalence and specificity of TSC-associated clinical manifestations and updated the TSC diagnostic criteria from 1998. Symptoms often depend on where the tumors are: Headquarters Address: Epilepsy Foundation 2018. Tuberous Sclerosis Complex (TSC) is a genetic condition that can involve multiple organ systems and epilepsy. Use this website to find answers to your questions, tips about living with TSC, and other help for you and your family. Tuberous Sclerosis Complex Autism Center of Excellence Research Network. in TSC with 60–90% of individuals diagnosed with tuberous sclerosis complex developing epilepsy during their lifetime (Webb et al., 1991; Gomez, 1999c; Cross, 2005). Tuberous sclerosis complex: diagnostic challenges, presenting symptoms, and commonly missed signs. 2011;127(1):e117–25. CrossRef PubMed Google Scholar. 42(1):50-2. . DOI: http://doi.org/10.15844/pedneurbriefs-32-12, Nelson SL, Wild BM. OBJECTIVES: Tuberous sclerosis complex (TSC) is a neurocutaneous genetic disorder with a high prevalence of epilepsy and neurodevelopmental disorders. Nov 201776: 20–6. Of the 109 children that underwent genetic testing, pathogenic variants were found in TSC1 (14%) and TSC2 (72%), and 11% had no mutation identified (NMI). In rare cases, tumors in vital organs or other symptoms can be life-threatening. However, some mutations are less clear in their effect, and so not sufficient alone for diagnosis. the diagnosis, assessment, surveillance and treatment of patients with tuberous sclerosis complex (TSC) in the UK. Each subcommittee focused on a specific disease area with important diagnostic implications and was … The diagnostic criteria for tuberous sclerosis were reviewed in 2012, at the second International Tuberous Sclerosis Complex Consensus Conference. and growth of tubers and the presence of subependymal nodules (SENs) and subependymal giant cell astrocytomas (SEGAs) 2 Complete fetal echocardiograms, including 2-dimensional, color, and pulse Doppler, were performed according to the guidelines of the American Society of Echocardiography.All ultrasound examinations were performed by experienced operators utilizing real-time scanning using a 3.5-MHz curved-array tran… The first is on assessments and other activities at . Although seizures are not part of diagnostic criteria for TSC, epilepsy prevalence in TSC has been reported as high as 90%. These tumours are usually benign in nature, i.e. A diagnosis of tuberous sclerosis complex is made based on a clinical exam … Pediatr … There were 130 participants that met diagnostic criteria for TSC. Tuberous sclerosis complex (TSC) is a rare genetic multisystem disorder, characterized by predominantly benign tumors in potentially all organ systems. Jan 201813(1): 25. https://doi.org/10.1186/s13023-018-0764-z. Tuberous sclerosis, also known as tuberous sclerosis complex, is a rare genetic condition that causes mainly non-cancerous (benign) tumours to develop in different parts of the body. Investigators from the Tuberous Sclerosis Complex (TSC) Autism Center of Excellence Research conducted two concurrent prospective longitudinal studies to analyze the timing and pattern of clinical presenting symptoms of TSC in infants to facilitate earlier diagnosis and treatment in … The TSC1 and TSC2 genes provide instructions for making the proteins hamartin and tuberin, respectively. Pediatr Neurol. A pathogenic mutation in the gene prevents the proteins from being made or inactivates the proteins. Keywords: diagnostic criteria, clinical features, tuberous sclerosis Pediatr Neurol 2013; 49: 243-254 2013 Elsevier Inc. See related articles on pages 223 and 255. Other symptoms become more obvious in childhood, such as developmental delay and skin changes. “Tuberous Sclerosis Complex: Early Diagnosis in Infants”. 2013 Oct. 49(4):243-54. . Investigators from the Tuberous Sclerosis Complex (TSC) Autism Center of Excellence Research conducted two concurrent prospective longitudinal studies to analyze the timing and pattern of clinical presenting symptoms of TSC in infants to facilitate earlier diagnosis and treatment in this specific population. Learn about tuberous sclerosis complex (TSC), a rare genetic disease that causes benign tumors in the brain, kidneys, liver, and pancreas. Datta AN, Hahn CD, Sahin M. Clinical presentation and diagnosis of tuberous sclerosis complex in infancy. If you have tuberous sclerosis complex (TSC), your cells don’t stop dividing when they should. Sampson JR, Attwood D, al Mughery AS, Reid JS. The mean postnatal diagnosis was 72 days (median 32 days). DOI: http://doi.org/10.15844/pedneurbriefs-32-12, Nelson, S. L., & Wild, B. M. (2018). Yates JR, et al. Farach LS, Pearson DA, Woodhouse JP, et al. Tuberous sclerosis complex (TSC) can be challenging to diagnose in infants because they often do not show many clinical signs early in life. 8301 Professional Place, Landover, MD 20785-2353. TSC symptoms which led to diagnosis were hypomelanotic macules (94%), tubers and other cortical dysplasias (94%), subpendymal nodules (SENs) (90%), and cardiac rhabdomyomas (82%). PubMedCentral CrossRef PubMed Google Scholar. In this multicentre randomized, double-blind, placebo-controlled trial, patients with a clinical diagnosis of tuberous sclerosis, aged over 10 years and with at least one renal angiomyolipoma of greater than 1 cm in diameter were enrolled. 1 The diagnosis is made clinically and based on the major and minor criteria outlined in the Table. Clinical features of TSC continue to be a principal means of diagnosis but include additional clarification and simplification. 1 The diagnosis is made clinically and based on the major and minor criteria outlined in the Table. Nelson, S.L. One of the following steps may help you find what you're looking for. some people have signs of tuberous sclerosis at birth. Patients who are not severely affected may be diagnosed only when a family member is discovered to have tuberous sclerosis complex and all family members are evaluated. https://doi.org/10.1016/j.pediatrneurol.2010.03.003. Tuberous sclerosis was classically described as presenting in childhood with a triad (Vogt triad) of: 1. seizures: absent in one-quarter of individuals 2. intellectual disability: up to half have normal intelligence 3. adenoma sebaceum: only present in about three-quarters of patients1 The full triad is only seen in a minority of patients (~30%). TSC can be challenging to diagnose in infants because they often do not show many clinical signs early in life. Tuberous Sclerosis Complex: Early Diagnosis in Infants. Orphanet J Rare Dis. If you have tuberous sclerosis complex (TSC), your cells don’t stop dividing when they should. Medication. Disease manifestations continue to develop over the lifetime of an affected individual. Tuberous sclerosis, also known as tuberous sclerosis complex or Bourneville disease, is a neurocutaneous disorder (phakomatosis) characterized by the development of multiple benign tumors of the embryonic ectoderm (e.g. Tuberous Sclerosis Complex (TSC) or Tuberous Sclerosis is a rare genetic disorder that causes development of tumours in multiple vital organs such as brain, heart, kidneys, lungs and skin. Learn more about the symptoms at the Epilepsy Foundation. Tuberous sclerosis complex: diagnostic challenges, presenting symptoms, and commonly missed signs. . https://donate.epilepsy.com/learn/epilepsy-due-specific-causes/, https://donate.epilepsy.com/learn/epilepsy-due-specific-causes/structural-causes-epilepsy/, https://donate.epilepsy.com/learn/epilepsy-due-specific-causes/structural-causes-epilepsy/specific-structural-epilepsies/, https://donate.epilepsy.com/learn/epilepsy-due-specific-causes/structural-causes-epilepsy/specific-structural-epilepsies/tuberous-sclerosis-complex-tsc/. they are not cancerous but they can cause issues in the area that they are growing … Tuberous Sclerosis Complex: Early Diagnosis in Infants. When patients do not meet these criteri… [PubMed], Chung, CW Lawson, JA Sarkozy, V Riney, K Wargon, O Shand, AW et al. Prenatal ultrasound, neuroimaging, skin examination, and genetic testing are all essential components of this evaluation. What This Study Adds: Tuberous sclerosis complex diagnostic criteria update: recommendations of the 2012 Iinternational Tuberous Sclerosis Complex Consensus Conference. Accurate diagnosis is fundamental to implementation of appropriate medical surveillance and treatment. Tuberous Sclerosis Complex Symptoms/Signs. It occurs in about one in every 6,000 newborns, and its symptoms may show up in the first year of life in many patients. Clin Genet. Tuberous sclerosis (also called tuberous sclerosis complex, or TSC) is a rare, multi-system genetic disease that causes non-cancerous (benign) tumors to grow in the brain and on other vital organs such as the kidneys, heart, eyes, lungs, and skin. 1992 Jul. (2017). Anupam Ghose, a physician by training, was diagnosed with Type 2 Diabetes Mellitus (T2DM) in 2017. If one has Tuberous Sclerosis Complex (TSC) one will notice the signs either right after birth or at a later age. Tuberous sclerosis complex (TSC) is characterized by the growth of benign tumors throughout the body, including in the heart, brain, and kidneys. Clin Genet. There are many different mutations in the TSC1 and TSC2 genes that have been identified in individuals with TSC. The importance of earlier diagnosis is related to the high frequency of epilepsy in this population, and early treatment of seizures is essential [1–3]. Early referral for epilepsy surgery may be effective in improving seizure control and improving developmental outcome [4,5], and should be considered early for any patient with DRE, including those with TSC. “Tuberous Sclerosis Complex: Early Diagnosis in Infants”. At least 1% of patients with tuberous sclerosis complex develop symptomatic pulmonary dysfunction, and many others probably have asymptomatic lung lesions on diagnostic studies later in life. How is TSC Diagnosed? 34. © 2021 Epilepsy Foundation®, is a non-profit organization with a 501(c)(3) tax-exempt status. 42(1):50-2. . (2018). This means you get tumors in lots of places in your body. Most typically, however, tuberous sclerosis affects the brain, heart, lungs, kidneys, skin, and eyes. Sampson JR, Attwood D, al Mughery AS, Reid JS. The TS Alliance encourages sharing these links, or a link to www.tsalliance.org/consensuswith healthcare providers. [PubMed], Zamponi, N, Petrelli, C, Passamonti, C, Moavero, R and Curatolo, P (2010). Pediatr Neurol. DOI: http://doi.org/10.15844/pedneurbriefs-32-12, Nelson, Stephen Lewis, and Brittani M Wild. Tuberous sclerosis complex is a dominantly inherited disorder affecting multiple organs; because of its phenotypic variability, the diagnosis of tuberous sclerosis complex can be difficult in the young or in individuals with subtle findings. Tuberous Sclerosis Complex Genotypes and Developmental Phenotype. Patients with tuberous sclerosis complex, a genetic disorder characterized by the growth of noncancerous tumors in multiple organs of the body, have limited treatment options. Pediatr Neurol. Read about treatment, diagnosis… https://doi.org/10.1016/j.seizure.2018.06.005. Tuberous sclerosis complex diagnostic criteria update: recommendations of the 2012 Iinternational Tuberous Sclerosis Complex Consensus Conference. https://doi.org/10.1542/peds.2016-4040. The following papers preceded by an asterisk are available free of charge with open access to anyone in the world. Consequently, the disorder is still not recognized in a considerable number of patients. Early detection of tuberous sclerosis complex: an opportunity for improved neurodevelopmental outcome. Seizure. Pediatric Neurology Briefs, 32, p.12. Early diagnosis of tuberous sclerosis complex: a race against time. A definitive diagnosis of tuberous sclerosis complex now requires two or more distinct types of lesions, rather than multiple lesions of the same type in the same organ system. For example: 1. Tuberous Sclerosis Complex Diagnostic Criteria Update: Recommendations of the 2012 International Tuberous Sclerosis Complex Consensus Conference, Pediatric Neurology(October 2013) 2… The symptoms however vary from person to person, depending on where the tumors are growing. Diagnosis The signs and symptoms of Tuberous Sclerosis Complex, and how it is diagnosed The age, time and background of a Tuberous Sclerosis Complex (TSC) diagnosis can vary dramatically between everyone living with the condition. Tuberous sclerosis complex is characterized by the occurrence of benign hamartomas in multiple organs. This paper provides important information regarding how to improve early diagnosis of TSC, given that earlier identification and treatment improves developmental outcome. More than ninety percent of cases of Tuberous Sclerosis Complex are liable to experience epilepsy. Dr. Anupam Ghose. comments powered by More guidelines. However, the signs, symptoms and methods used to confirm a TSC diagnosis … Pediatric Neurology Briefs. Cortical tubers were associated with a high risk for epilepsy (80% vs. 14%). See tuberous sclerosis diagnostic criteria 2. Investigators from the Tuberous Sclerosis Complex (TSC) Autism Center of Excellence Research conducted two concurrent prospective longitudinal studies to analyze the timing and pattern of clinical presenting symptoms of TSC in infants to facilitate earlier diagnosis and treatment in this specific population. Tuberous sclerosis symptoms can range from mild to severe. [1]. Tuberous sclerosis complex is a congenital disorder, although age at diagnosis may range from birth to adulthood. System involvement, severity of clinical symptoms and the response to treatment are age-dependent and heterogeneous. With the advantage of mutation analysis in making a diagnosis of TSC, and improved Brain MRI, echocardiography, skin examination and genetic testing should be performed early in every patient suspected of having TSC. Tuberous sclerosis complex is a rare genetic disorder that causes mostly benign (non-cancerous) tumors to develop and can affect nearly every organ system of the body. Mutations in TSC1 resulted in a lower seizure frequency (20%) than TSC2 (87%) or NMI (67%). The tumours most often affect the brain, skin, kidneys, heart, eyes and lungs. Seizure prevalence increased over the year after diagnosis (17% at 3 months, 39% at 6 months, and 57% at 1 year). We are here to help. Tuberous sclerosis (TWO-bur-uhs skluh-ROH-sis), also called tuberous sclerosis complex, is an uncommon genetic disorder that causes noncancerous (benign) tumors — unexpected overgrowths of normal tissue — to develop in many parts of the body. J Child Neurol 2008; 23:268. It usually affects the central nervous system and can result in a combination of symptoms including seizures, impaired intellectual development, autism, … You may have followed an outdated link or perhaps you typed in an invalid URL (web address). Tuberous sclerosis complex (TSC) is a lifelong disease that causes various complications in different parts of the body, including noncancerous tumors and seizures. However, the signs, symptoms and methods used to confirm a TSC diagnosis … Some children have only mild skin changes, such as pale patches, thickened skin, or a facial rash that looks like acne. Use this website to find answers to your questions, tips about living with TSC, and other help for you and your family. (1) There is abnormal multiplication of cells which causes growth of tumours. After the diagnosis of T2DM, he followed a low carbohydrate high fat diet and … Thirty-five percent presented before birth, 41% presented at birth or within the first month of life, and 74% were diagnosed within 30 days of presentation. Investigators from the Tuberous Sclerosis Complex (TSC) Autism Center of Excellence Research conducted two concurrent prospective longitudinal studies to analyze the timing and pattern of clinical presenting symptoms of TSC in infants to facilitate earlier diagnosis and treatment in … Pediatrics. 1992 Jul. Some people with tuberous sclerosis have such mild signs and symptoms t… The Tuberous Sclerosis 2000 Study: presentation, initial assessments and implications for diagnosis and management. The International TSC Consensus Conferen-ce in 2012 … Science Advances , 2021; 7 (2): eabb1703 DOI: 10.1126/sciadv.abb1703 Pediatric Neurology Briefs, 32, 12. DOI: http://doi.org/10.15844/pedneurbriefs-32-12. Other medications may help manage heart arrhythmias, behavior problems or other signs and symptoms. Tuberous sclerosis (TS), or tuberous sclerosis complex (TSC), is a rare genetic condition that causes noncancerous, or benign, tumors to grow in … DOI: http://doi.org/10.15844/pedneurbriefs-32-12, Nelson SL and Wild BM, ‘Tuberous Sclerosis Complex: Early Diagnosis in Infants’ (2018) 32 Pediatric Neurology Briefs 12 DOI: http://doi.org/10.15844/pedneurbriefs-32-12, Nelson, Stephen Lewis, and Brittani M Wild. Pitted enamel hypoplasia in tuberous sclerosis. What Is Tuberous Sclerosis? Prenatal molecular diagnosis of tuberous sclerosis complex The value and utility of prenatal diagnosis of TSC by DNA analysis was demonstrated by the results in this series of 50 pregnancies in women at risk of having affected offspring. The proteins act as tumor suppressors, which normally prevent cells from growing and dividing too fast or in an uncontrolled way. Early diagnosis enables more effective disease surveillance, especially for epilepsy, which is highly prevalent in TSC. Davis, PE Filip-Dhima, R Sideridis, G Peters, JM Au, KS Northrup, H et al. 35. Disqus. https://doi.org/10.1016/j.pediatrneurol.2017.05.014. Arch Dis Child. DOI: http://doi.org/10.15844/pedneurbriefs-32-12, Nelson, S. L.and B. M. Wild. Source link . There were 130 participants that met diagnostic criteria for TSC. The overall epilepsy frequency was 76% (57% infantile spasms, 55% focal seizures, and 12% other seizure types). [PubMed], Słowińska, M Jóźwiak, S Peron, A Borkowska, J Chmielewski, D Sadowski, K et al. Dermatologic manifesta- tions include facial angiofibromas, hypomelanotic macules, fibrous cephalic plaques, shagreen patches, and ungual fibromas. Patients with tuberous sclerosis complex, a genetic disorder characterized by the growth of noncancerous tumors in multiple organs of the body, have limited treatment options. Neuroimaging findings were present in 115 (94% with tubers or cortical dysplasias, 90% had SENs, and 89% had both). Mice with tuberous sclerosis complex had a shortened life span of about 58 days on average, and they showed signs of brain abnormalities consistent with those that are often seen in … Use of this content is subject to our disclaimer. We cannot locate the page you are looking for. Tuberous sclerosis (also called tuberous sclerosis complex, or TSC) is a rare, multi-system genetic disease that causes non-cancerous (benign) tumors to grow in the brain and on other vital organs such as the kidneys, heart, eyes, lungs, and skin. Welcome to TSCLife Tuberous sclerosis complex (TSC) is a lifelong disease that causes various complications in different parts of the body, including noncancerous tumors and seizures.Living with TSC can be challenging. baseline for patients with newly diagnosed or suspected TSC. Tuberous Sclerosis Complex: Early Diagnosis in Infants. Diagnosis is based on clinical features but can be difficult as a result of variable phenotypic expression. All infants had at least one of these features, and 61% had all 4. Diagnosis The signs and symptoms of Tuberous Sclerosis Complex, and how it is diagnosed The age, time and background of a Tuberous Sclerosis Complex (TSC) diagnosis can vary dramatically between everyone living with the condition. Therefore, diagnostic criteria have been developed to aid the diagnosis of tuberous sclerosis. Lung and kidney tumors are more likely to develop in adulthood. Living with TSC can be challenging. (2018). Access provided by: Access provided by: Bing (msbot, Microsoft) Bing (msbot, Microsoft) Browse Home Recent updates Specialties Calculators … “Tuberous Sclerosis Complex: Early Diagnosis in Infants”. Tuberous sclerosis complex (TSC) is an autosomal dominant disorder caused by mutations in the TSC1 and TSC2 genes on chromosomes 9 and 16 respectively. A drug called everolimus (Afinitor, Zortress) may be used to treat certain types of brain and kidney growths that can't be surgically removed. The second section presents recommendations for the care of patients who Tuberous Sclerosis Complex (TSC) or Tuberous Sclerosis is a rare genetic disorder that causes development of tumours in multiple vital organs such as brain, heart, kidneys, lungs and skin. 32, 2018, p. 12. 1. Patients with tuberous sclerosis complex, a genetic disorder characterized by the growth of noncancerous tumors in multiple organs of the body, have limited treatment options. Jul 201043(1): 29–34. [PubMed], Nelson, S.L. 2013 Oct. 49(4):243-54. . Tuberous sclerosis complex (TSC) is a relatively rare genetic disease that causes benign (noncancerous) tumors to grow in the brain and other vital organs (for example, kidneys, heart, eyes, lungs, and skin). The term Tuberous Sclerosis is derived from the word ‘tuber’ referring to nodular growth pattern and ‘sclerosis’ which refers to calcification of these tumours with age. Refractory epilepsy in preschool children with tuberous sclerosis complex: early surgical treatment and outcome. Tuberous sclerosis complex diagnostic criteria update external link opens in a new window. The 2012 International Tuberous Sclerosis Complex Consensus Group, comprising 79 specialists from 14 countries, was organized into 12 subcommittees, each led by a clinician with advanced expertise in tuberous sclerosis complex and the relevant medical subspecialty. Signs and symptoms vary widely, depending on where the growths develop and how severely a person is affected.Tuberous sclerosis is often detected during infancy or childhood. This means you get tumors in lots of places in your body. Anti-seizure medications may be prescribed to control seizures. Pediatr Neurol. Pediatric Neurology Briefs 32: 12. [PubMed], Fohlen, M Taussig, D Ferrand-Sorbets, S Chipaux, M Dorison, N Delalande, O et al. and Wild, B.M., 2018. Tuberous sclerosis complex is a genetic disorder characterized by hamartomatous lesions in multiple organs, frequently involving the kidney. Prenatally, infants had a higher prevalence of cardiac rhabdomyomas (100% vs. 71%) and a lower prevalence of hypomelanotic macules (87% vs. 98%). Tuberous sclerosis is also called tuberous sclerosis complex (or TSC). Definite Diagnosis: A definite diagnosis of Tuberous Sclerosis will be made when an individual has either: 2 major features; or 1 major feature with 2 minor features. Within cells, these two proteins likely work together to help regulate cell growth and size. (2017). Tuberous sclerosis complex surveillance and management external link opens in a new window. Tuberous sclerosis has no cure, but treatments can help symptoms. Seizures occurred in 96% of patients aged 9–14 years referred to a child neurological clinic (Jozwiak et al., 2000). Vagus nerve stimulation for refractory epilepsy in tuberous sclerosis. http://doi.org/10.15844/pedneurbriefs-32-12, https://doi.org/10.1186/s13023-018-0764-z, https://doi.org/10.1016/j.pediatrneurol.2017.05.014, https://doi.org/10.1016/j.pediatrneurol.2010.03.003, https://doi.org/10.1016/j.seizure.2018.06.005. The rate of onset for any seizure type was highest up to 9 months, with infantile spasms risk highest between 3 and 9 months, and focal epilepsy risk highest up to 21 months Earlier seizure onset and higher seizure frequency were associated with worse developmental outcomes. Symptoms vary but may include benign tumors, seizures, skin abnormalities, behavior problems, and cognitive impairment. Tuberous sclerosis complex (TSC) is a rare multisystem autosomal dominant genetic disease that causes non-cancerous tumours to grow in the brain and on other vital organs such as the kidneys, heart, liver, eyes, lungs and skin.A combination of symptoms may include seizures, intellectual disability, developmental delay, behavioral problems, skin abnormalities, lung disease, and kidney disease. Pitted enamel hypoplasia in tuberous sclerosis. skin, eyes, and nervous system). The author(s) have declared that no competing interests exist. Tuberous sclerosis complex (TSC) is a rare, multisystem, genetic disease that is estimated to affect 1 in 6,000 to 1 in 10,000 live births and has a population prevalence of 1 in 20,000. Presentation and diagnosis of tuberous sclerosis complex in infants. These tumors can occur in the skin, brain, kidneys, and other organs, in some cases leading to significant health problems. Aug 201860: 71–9. tuberous sclerosis complex (TSC) Summary Tuberous sclerosis complex (TSC) is a genetic multisystem disorder with prominent skin involvement that frequently occurs in early childhood. Pediatrics Dec 2017140(6): e20164040. If such a pathogenic mutation is found then this alone is sufficient to diagnose TSC. 2011;96(11):1020–5. Pediatrics 2011; 127:e117.

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