Pub Date : 2026-01-26DOI: 10.1016/j.mcpsp.2026.100534
Luis Ángel Rodríguez-Chávez, Melissa Ysabel Romero-Díaz, Christian Alberto Vargas Machuca-Carranza, José Guillermo Cabanillas-López
Statin-associated autoimmune necrotizing myositis (ANM) is a rare entity characterized by progressive proximal muscle weakness, marked and persistent elevation of creatine phosphokinase, and the presence of anti-HMGCR autoantibodies. Unlike toxic statin-induced myopathy, ANM persists even after discontinuation of the drug due to an autoimmune response directed against the HMGCR enzyme. We report the case of a 75-year-old man on long-term atorvastatin therapy who developed severe muscle weakness, dysphagia, and respiratory involvement, initially suspected to be Guillain–Barré syndrome. The autoimmune profile revealed positive anti-HMGCR antibodies, confirming the diagnosis. Treatment included discontinuation of atorvastatin, glucocorticoids, azathioprine, and intravenous immunoglobulin, with partial improvement. This case highlights the importance of timely recognition of ANM to prevent severe complications and to guide early immunosuppressive therapy that may improve functional prognosis.
{"title":"Miositis necrosante autoinmune asociada al uso de atorvastatina: reporte de un caso y revisión de la literatura","authors":"Luis Ángel Rodríguez-Chávez, Melissa Ysabel Romero-Díaz, Christian Alberto Vargas Machuca-Carranza, José Guillermo Cabanillas-López","doi":"10.1016/j.mcpsp.2026.100534","DOIUrl":"10.1016/j.mcpsp.2026.100534","url":null,"abstract":"<div><div>Statin-associated autoimmune necrotizing myositis (ANM) is a rare entity characterized by progressive proximal muscle weakness, marked and persistent elevation of creatine phosphokinase, and the presence of anti-HMGCR autoantibodies. Unlike toxic statin-induced myopathy, ANM persists even after discontinuation of the drug due to an autoimmune response directed against the HMGCR enzyme. We report the case of a 75-year-old man on long-term atorvastatin therapy who developed severe muscle weakness, dysphagia, and respiratory involvement, initially suspected to be Guillain–Barré syndrome. The autoimmune profile revealed positive anti-HMGCR antibodies, confirming the diagnosis. Treatment included discontinuation of atorvastatin, glucocorticoids, azathioprine, and intravenous immunoglobulin, with partial improvement. This case highlights the importance of timely recognition of ANM to prevent severe complications and to guide early immunosuppressive therapy that may improve functional prognosis.</div></div>","PeriodicalId":36921,"journal":{"name":"Medicina Clinica Practica","volume":"9 2","pages":"Article 100534"},"PeriodicalIF":0.0,"publicationDate":"2026-01-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146081065","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
This paper describes a rare case of diabetic myonecrosis in a 63-year-old patient with a long-standing history of type 2 diabetes. The patient presented with progressive pain in the right thigh, difficulty walking, and muscle weakness. Initial examination and imaging suggested a focal myositis, but further investigation including muscle biopsy confirmed the diagnosis of diabetic myonecrosis. The patient improved with glycemic control and pain management. Diabetic myonecrosis is a rare complication of diabetes that can mimic other conditions such as myositis, and prompt diagnosis and management are essential for a favorable short-term prognosis.
{"title":"When diabetes strikes the muscle: a case of diabetic myonecrosis","authors":"Mariem Essouri, Wiem Hlali, Imen Mariem Abbassi, Naziha Khammassi","doi":"10.1016/j.mcpsp.2025.100533","DOIUrl":"10.1016/j.mcpsp.2025.100533","url":null,"abstract":"<div><div>This paper describes a rare case of diabetic myonecrosis in a 63-year-old patient with a long-standing history of type 2 diabetes. The patient presented with progressive pain in the right thigh, difficulty walking, and muscle weakness. Initial examination and imaging suggested a focal myositis, but further investigation including muscle biopsy confirmed the diagnosis of diabetic myonecrosis. The patient improved with glycemic control and pain management. Diabetic myonecrosis is a rare complication of diabetes that can mimic other conditions such as myositis, and prompt diagnosis and management are essential for a favorable short-term prognosis.</div></div>","PeriodicalId":36921,"journal":{"name":"Medicina Clinica Practica","volume":"9 1","pages":"Article 100533"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145976482","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2025-12-24DOI: 10.1016/j.mcpsp.2025.100531
Alexandra Cortés-Arciniegas , Saúl Astray-Gómez , Germán Martín-Viguer , Diego Collado-Martín , José María Perolada-Valmaña , Miguel Armengot-Carceller
{"title":"Pleomorphic adenoma of the parapharyngeal space: A common tumor at an uncommon location","authors":"Alexandra Cortés-Arciniegas , Saúl Astray-Gómez , Germán Martín-Viguer , Diego Collado-Martín , José María Perolada-Valmaña , Miguel Armengot-Carceller","doi":"10.1016/j.mcpsp.2025.100531","DOIUrl":"10.1016/j.mcpsp.2025.100531","url":null,"abstract":"","PeriodicalId":36921,"journal":{"name":"Medicina Clinica Practica","volume":"9 1","pages":"Article 100531"},"PeriodicalIF":0.0,"publicationDate":"2025-12-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145839382","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2025-12-01DOI: 10.1016/j.mcpsp.2025.100526
Jorge Cumarín Solórzano, Diana García Portillo
{"title":"Abordaje ecográfico en el diagnóstico de atelectasias pulmonares: un caso clínico","authors":"Jorge Cumarín Solórzano, Diana García Portillo","doi":"10.1016/j.mcpsp.2025.100526","DOIUrl":"10.1016/j.mcpsp.2025.100526","url":null,"abstract":"","PeriodicalId":36921,"journal":{"name":"Medicina Clinica Practica","volume":"9 1","pages":"Article 100526"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145690377","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2025-12-01DOI: 10.1016/j.mcpsp.2025.100527
Carlos Eduardo Solórzano Flores , Abner Bladimir Baquedano Ordoñez , Allan Daniel Maradiaga Mejía , Juan José Flores Perez
{"title":"Utilidad del test de Tzanck en el diagnóstico de herpes cutáneo","authors":"Carlos Eduardo Solórzano Flores , Abner Bladimir Baquedano Ordoñez , Allan Daniel Maradiaga Mejía , Juan José Flores Perez","doi":"10.1016/j.mcpsp.2025.100527","DOIUrl":"10.1016/j.mcpsp.2025.100527","url":null,"abstract":"","PeriodicalId":36921,"journal":{"name":"Medicina Clinica Practica","volume":"9 1","pages":"Article 100527"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145690376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Sarcoidosis is a systemic inflammatory disease characterized by non-caseating granulomas. Thoracic involvement is the most common site of the disease, observed in approximately 90% of cases. Extra-thoracic involvement occurs in 50%, but bone involvement remains rare (3–13%). There is no codified therapeutic management.
Case 1: A 30-year-old woman presented with dyspnea and fever. Imaging revealed mediastinal adenomegaly and a lytic femoral neck lesion. Biopsies confirmed granulomatous disease, leading to a diagnóstico of type 2 medullary-pulmonary sarcoidosis with bone involvement. She was treated with corticosteroids and required surgical intervention due to a fracture risk.
Case 2: A 57-year-old woman with systemic sarcoidosis experienced relapse after corticosteroid treatment, presenting with new osteolytic lesions and lymphadenopathy. Biopsy confirmed osseous sarcoidosis. High-dose corticosteroids, combined with methotrexate, led to significant clinical improvement and stabilization of lytic lesions on imaging.
Skeletal lesions are rare and can mimic malignancies. Diagnosis requires histological confirmation. Treatment primarily involves corticosteroids, and it may necessitate further immunosuppressive strategies.
{"title":"Rare skeletal manifestations of sarcoidosis: diagnostic challenge","authors":"Mariem Essouri , Arij Soli , Imen Mariem Abbassi , Neirouz Toujeni , Zeineb Teyeb , Naziha Khammassi","doi":"10.1016/j.mcpsp.2025.100528","DOIUrl":"10.1016/j.mcpsp.2025.100528","url":null,"abstract":"<div><div>Sarcoidosis is a systemic inflammatory disease characterized by non-caseating granulomas. Thoracic involvement is the most common site of the disease, observed in approximately 90% of cases. Extra-thoracic involvement occurs in 50%, but bone involvement remains rare (3–13%). There is no codified therapeutic management.</div><div><strong>Case 1:</strong> A 30-year-old woman presented with dyspnea and fever. Imaging revealed mediastinal adenomegaly and a lytic femoral neck lesion. Biopsies confirmed granulomatous disease, leading to a diagnóstico of type 2 medullary-pulmonary sarcoidosis with bone involvement. She was treated with corticosteroids and required surgical intervention due to a fracture risk.</div><div><strong>Case 2:</strong> A 57-year-old woman with systemic sarcoidosis experienced relapse after corticosteroid treatment, presenting with new osteolytic lesions and lymphadenopathy. Biopsy confirmed osseous sarcoidosis. High-dose corticosteroids, combined with methotrexate, led to significant clinical improvement and stabilization of lytic lesions on imaging.</div><div>Skeletal lesions are rare and can mimic malignancies. Diagnosis requires histological confirmation. Treatment primarily involves corticosteroids, and it may necessitate further immunosuppressive strategies.</div></div>","PeriodicalId":36921,"journal":{"name":"Medicina Clinica Practica","volume":"9 1","pages":"Article 100528"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145690378","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}