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Case report: insulin-dependent diabetes mellitus in childhood associated with scleroderma
M Polak1, B Le Luyer, M Rybojab
1Department of Pediatric Endocrinology and Diabetology, Hôpital Robert Debré, Paris, France.
Insights
This case study highlights a rare association between Type I diabetes mellitus and systemic sclerosis (SSc) in a young male. Early diagnosis and management are crucial to differentiate these conditions from common diabetes-related complications.
Area of Science:
- Endocrinology
- Rheumatology
- Gastroenterology
Background:
- Type I diabetes mellitus (T1DM) is an autoimmune disease affecting insulin production.
- Systemic sclerosis (SSc) is a chronic autoimmune disorder characterized by fibrosis and vascular abnormalities.
- Pancreatic exocrine insufficiency (PEI) can occur in various conditions, including cystic fibrosis and autoimmune disorders.
Observation:
- A 14-year-old male diagnosed with T1DM at age 5 presented with subsequent development of PEI at age 9.
- The patient was diagnosed with SSc at age 14, confirmed by skin sclerosis, sclerodactyly, and organ involvement.
- Cystic fibrosis was ruled out via a chloride sweat test.
Findings:
- This case presents a rare, previously unreported co-occurrence of T1DM and SSc in a single patient.
- The patient exhibited symptoms of PEI and SSc, necessitating careful differential diagnosis.
- The study emphasizes distinguishing SSc from common diabetes-related skin and joint issues.
Implications:
- Recognizing this rare association is vital for accurate diagnosis and management of patients with overlapping autoimmune conditions.
- Early identification of SSc in T1DM patients can prevent disease progression and improve outcomes.
- This case underscores the importance of comprehensive evaluation in complex pediatric autoimmune diseases.
Abstract:
A 14-year-old boy presented with Type I diabetes mellitus and subsequently developed pancreatic exocrine insufficiency and systemic sclerosis (SSc). His diabetes had been diagnosed when he was about 5 years old, after the onset of ketoacidosis. Insulin treatment was provided from then until the time he was treated in our department. Exocrine pancreatic insufficiency, which occurred at age 9, was treated with pancreatic extracts. Cystic fibrosis was excluded after a chloride sweat test. The diagnosis of SSc was confirmed at age 14 on the basis of skin sclerosis, sclerodactyly and oesophageal and pulmonary involvement and then at age 18 by the occurrence of Raynaud's disease. Thus, this patient demonstrated a rare and previously unreported association of Type I diabetes mellitus and systemic scleroderma. Limited joint mobility and skin abnormalities are frequent in childhood diabetes mellitus but should not be misdiagnosed as systemic scleroderma.