-
1دورية أكاديمية
المؤلفون: AbdAlla Salman M; General Surgery Department, Kasralainy School of Medicine, Cairo University, Egypt. Electronic address: Mohammed.salman@kasralainy.edu.eg., Rabiee A; Internal Medicine Department, Kasralainy School of Medicine, Cairo University, Egypt. Electronic address: Ahmedrabeeh2020@yahoo.com., Salman A; Internal Medicine Department, Kasralainy School of Medicine, Cairo University, Egypt. Electronic address: Awea844@gmail.com., Elewa A; General Surgery Department, National Hepatology and Tropical Medicine Research Institute, Egypt. Electronic address: Drelewa@outlook.com., Tourky M; General Surgery Department, Great Western Hospital, NHS Foundation Trust, UK. Electronic address: sabry763@yahoo.com., Mahmoud AA; General Surgery Department, Great Western Hospital, NHS Foundation Trust, UK. Electronic address: Ahmed.mahmoud3@nhs.net., Moustafa A; Endemic Medicine and Hepatology Department, Kasralainy School of Medicine, Cairo University, Egypt. Electronic address: Ahmedmoustafarefaat@yahoo.com., El-Din Shaaban H; Gastroenterology and Hepatology Department, National Hepatology and Tropical Medicine Research Institute, Egypt. Electronic address: hsshaaban@aol.com., Ismail AA; Lecturer of Anesthesia and Pain Management, Kasralainy School of Medicine, Cairo University, Egypt. Electronic address: Ahmed.abdelaziz81@yahoo.com., Noureldin K; General Surgery Department, Kasralainy School of Medicine, Cairo University, Egypt. Electronic address: kangom1384@yahoo.com., Issa M; Speciality Doctor in Colorectal and General Surgery Prince Charles Hospital Myrthyer Tydfil, Cardiff, UK. Electronic address: Mohmed.talaat94@yahoo.com., Farah M; Sunderland Royal Hospital, UK. Electronic address: Mohamed.Farah@doctors.org.uk., Barbary H; General and Laparoscopic Surgery Specialist at Alzytoun Specialized Hospital, Egypt. Electronic address: Heshamhamdallah89@gmail.com., Elhaj MGF; General Surgery Department, Saudi German Hospital, Saudi Arabia. Electronic address: mujahidelhaj@gmail.com., Omar HSE; General Surgery Department, Kasralainy School of Medicine, Cairo University, Egypt. Electronic address: haitham_omar1@yahoo.com.
المصدر: Asian journal of surgery [Asian J Surg] 2022 Dec; Vol. 45 (12), pp. 2645-2650. Date of Electronic Publication: 2022 Mar 04.
نوع المنشور: Journal Article
بيانات الدورية: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 8900600 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 0219-3108 (Electronic) Linking ISSN: 10159584 NLM ISO Abbreviation: Asian J Surg Subsets: MEDLINE
مواضيع طبية MeSH: Obesity, Morbid*/complications , Obesity, Morbid*/surgery , Insulin Resistance* , Bariatric Surgery*/methods , Diabetes Mellitus, Type 2*/complications , Diabetes Mellitus, Type 2*/surgery , Gastric Bypass*/methods , Laparoscopy*/methods, Humans ; C-Peptide ; Follow-Up Studies ; Prospective Studies ; Blood Glucose ; Treatment Outcome ; Gastrectomy/methods ; Retrospective Studies
-
2دورية أكاديمية
المؤلفون: Salman MA; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt. Mohammed.salman@kasralainy.edu.eg., Salman A; Internal Medicine Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Mohamed US; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Hussein AM; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Ameen MA; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Omar HSE; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Elewa A; Department of General Surgery, National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Hamdy A; Department of General Surgery, National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Elias AA; Department of General Surgery, Faculty of Medicine, Al-Azhar University, Assuit branch, Assuit, Egypt., Tourky M; Great Western Hospital, NHS Foundation Trust, London, UK., Helal A; Great Western Hospital, NHS Foundation Trust, London, UK., Mahmoud AA; Great Western Hospital, NHS Foundation Trust, London, UK., Aljarad F; Lewisham and Greenwich NHS Trust, London, UK., Moustafa A; Endemic Medicine and Hepatology Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Shaaban HE; Gastroentrology and Hepatology, National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Nashaat A; Ahmed Maher Teaching Hospital (AMTH), Cairo, Egypt., Hussein AM; Faculty of Medicine, Al Azhar University, Cairo, Egypt., Omar T; Department of General Surgery, National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Balamoun H; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt.
المصدر: Surgical endoscopy [Surg Endosc] 2022 Sep; Vol. 36 (9), pp. 6396-6402. Date of Electronic Publication: 2022 Jan 12.
نوع المنشور: Journal Article; Randomized Controlled Trial
بيانات الدورية: Publisher: Springer Country of Publication: Germany NLM ID: 8806653 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1432-2218 (Electronic) Linking ISSN: 09302794 NLM ISO Abbreviation: Surg Endosc Subsets: MEDLINE
مواضيع طبية MeSH: Gallstones*/etiology , Gallstones*/prevention & control , Gallstones*/surgery , Laparoscopy*/adverse effects , Obesity, Morbid*/complications , Obesity, Morbid*/surgery, Gastrectomy/adverse effects ; Humans ; Postoperative Complications/etiology ; Postoperative Complications/prevention & control ; Postoperative Complications/surgery ; Prospective Studies ; Ursodeoxycholic Acid/therapeutic use ; Weight Loss
-
3Editorial & Opinion
المؤلفون: Salman AA; Internal Medicine Department, Faculty of Medicine, Cairo University, Giza, Egypt. awea844@gmail.com., Matter M; Radiodiagnosis Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Fayad NI; Radiology Department, Al-Azhar University, Cairo, Egypt., Shehata MSAE; Radiology Department, Al-Azhar University, Cairo, Egypt., Al-Fattah MA; General Surgery Department, Al-Azhar University, Cairo, Egypt., Elkaseer MH; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Borham MM; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Balamoun HA; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt., Sultan AAEA; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Mikhail HMS; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt., Omar HSE; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt., Milad N; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt., Tourky MS; Department of Surgery, Great Western Hospitals NHS Foundation Trust, Swindon, UK., Elias AA; Department of General Surgery, Faculty of Medicine, Al-Azhar University, Assuit Branch, Asyut, Egypt., Mostafa A; Cardiovascular Department, Faculty of Medicine, Cairo University, Giza, Egypt., Samir A; Cardiovascular Department, Faculty of Medicine, Cairo University, Giza, Egypt., Hussein AM; Internal Medicine Department, Al-Azhar University, Cairo, Egypt., Shaaban HE; National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Allah HA; Anesthesia and Intensive Care Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Salman MA; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt.
المصدر: Obesity surgery [Obes Surg] 2022 May; Vol. 32 (5), pp. 1750-1752. Date of Electronic Publication: 2022 Jan 14.
نوع المنشور: Letter; Comment
بيانات الدورية: Publisher: Springer Science + Business Media Country of Publication: United States NLM ID: 9106714 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1708-0428 (Electronic) Linking ISSN: 09608923 NLM ISO Abbreviation: Obes Surg Subsets: PubMed not MEDLINE; MEDLINE
-
4دورية أكاديمية
المؤلفون: Salman MA; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt. Mohammed.salman@kasralainy.edu.eg., Salman A; Internal Medicine Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Elewa A; General Surgery Department, National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Rabiee A; Internal Medicine Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Tourky M; General Surgery Department, Great Western Hospital, NHS Foundation Trust, Swindon, UK., Shaaban HE; Gastroenterology and Hepatology Department, National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Issa M; Prince Charles Hospital, Myrthyer Tydfil, Cardiff, UK., AbdAlla A; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Khattab M; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Refaat A; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Fathy E; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Mohamed US; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Noureldin K; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Moustafa A; Endemic Medicine and Hepatology Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Elias AA; Department of General Surgery, Faculty of Medicine, Al-Azhar University, Assuit Branch, Assuit, Egypt., Elmarzouky MS; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Shazly MN; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt., Omar HSE; General Surgery Department, Kasralainy School of Medicine, Cairo University, Cairo, Egypt.
المصدر: Obesity surgery [Obes Surg] 2022 Apr; Vol. 32 (4), pp. 1141-1148. Date of Electronic Publication: 2022 Jan 20.
نوع المنشور: Journal Article
بيانات الدورية: Publisher: Springer Science + Business Media Country of Publication: United States NLM ID: 9106714 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1708-0428 (Electronic) Linking ISSN: 09608923 NLM ISO Abbreviation: Obes Surg Subsets: MEDLINE
مواضيع طبية MeSH: Bariatric Surgery*/adverse effects , Gastric Bypass*/adverse effects , Hyperparathyroidism, Secondary*/complications , Hyperparathyroidism, Secondary*/etiology , Obesity, Morbid*/surgery , Vitamin D Deficiency*/complications , Vitamin D Deficiency*/epidemiology, Adult ; Calcium ; Female ; Follow-Up Studies ; Humans ; Male ; Middle Aged ; Prospective Studies ; Vitamin D
-
5دورية أكاديمية
المؤلفون: Salman AA; Internal Medicine Department, Faculty of Medicine, Cairo University, Cairo, Egypt. awea844@gmail.com., Matter M; Radiodiagnosis Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Fayad NI; Radiology Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Shehata MSAE; Radiology Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Al-Fattah MA; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Elkaseer MH; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Borham MM; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Balamoun HA; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt., Sultan AAEA; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Mikhail HMS; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt., Omar HSE; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt., Milad N; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt., Tourky MS; Department of Surgery, Great Western Hospitals NHS Foundation Trust, Swindon, UK., Elias AA; Department of General Surgery, Faculty of Medicine, Al-Azhar University, Assuit Branch, Cairo, Egypt., Mostafa A; Cardiovascular Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Samir A; Cardiovascular Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Hussein AM; Internal Medicine Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Shaaban HE; Gastroenterology Department, National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Ali HAA; Anesthesia and Intensive Care Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Salman MA; General Surgery Department, Faculty of Medicine, Cairo University, Giza, Egypt.
المصدر: Obesity surgery [Obes Surg] 2022 Feb; Vol. 32 (2), pp. 472-479. Date of Electronic Publication: 2021 Nov 22.
نوع المنشور: Journal Article
بيانات الدورية: Publisher: Springer Science + Business Media Country of Publication: United States NLM ID: 9106714 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1708-0428 (Electronic) Linking ISSN: 09608923 NLM ISO Abbreviation: Obes Surg Subsets: MEDLINE
مواضيع طبية MeSH: Bariatric Surgery* , Laparoscopy*/methods , Obesity, Morbid*/surgery, Blood Glucose ; Calcium ; Gastrectomy/methods ; Humans ; Prospective Studies ; Treatment Outcome ; Weight Loss
-
6دورية أكاديمية
المؤلفون: Salman MA; General Surgery Department, Kasralainy School of Medicine, Cairo University, Giza, Egypt. Mohammed.salman@kasralainy.edu.eg., Rabiee A; Internal Medicine Department, Kasralainy School of Medicine, Cairo University, Giza, Egypt., Salman A; Internal Medicine Department, Kasralainy School of Medicine, Cairo University, Giza, Egypt., G Qassem M; General Surgery Department, Ain Shams University, Cairo, Egypt., A Ameen M; General Surgery Department, Kasralainy School of Medicine, Cairo University, Giza, Egypt., Hassan AM; General Surgery Department Faculty of Medicine, AlAzhar University, Asiut, Egypt., Soliman A; Senior Clinical Fellow, Endocrinology, Lancashire Teaching Hospital, NHS Foundation, Preston, UK., Shaaban H; National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., GabAllah GMK; Medical Biochemistry Department, Faculty of Medicine, Menoufia University, Shebeen El-Kom, Egypt., A Ismail A; Anaesthesia and Pain Management Department, Kasralainy School of Medicine, Cairo University, Giza, Egypt., Omar HSE; General Surgery Department, Kasralainy School of Medicine, Cairo University, Giza, Egypt.
المصدر: World journal of surgery [World J Surg] 2021 Oct; Vol. 45 (10), pp. 3130-3137. Date of Electronic Publication: 2021 Jun 26.
نوع المنشور: Journal Article
بيانات الدورية: Publisher: Springer International Country of Publication: United States NLM ID: 7704052 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1432-2323 (Electronic) Linking ISSN: 03642313 NLM ISO Abbreviation: World J Surg Subsets: MEDLINE
مواضيع طبية MeSH: Hypothyroidism*/epidemiology , Hypothyroidism*/etiology , Laparoscopy* , Obesity, Morbid*/complications , Obesity, Morbid*/surgery, Female ; Gastrectomy ; Humans ; Male ; Prospective Studies ; Retrospective Studies
-
7دورية أكاديمية
المؤلفون: Salman MA; General Surgery Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Salman AA; Internal Medicine Department, Faculty of Medicine, Cairo University, Cairo, 11311, Egypt. awea844@gmail.com., Omar HSE; General Surgery Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Abdelsalam A; General Surgery Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Mostafa MS; General Surgery Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Tourky M; General Surgery Department, Omm Elmisrien General Hospital, Cairo, Egypt., Sultan AAEA; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Elshafey MH; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Abdelaty WR; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Salem A; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Khaliel OO; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt., Elshafey HE; General Surgery Department, Faculty of Medicine, Helwan University, Cairo, Egypt., Atallah M; National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Shaaban HE; National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Yousef M; Tropical Medicine Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Nafea MA; General Surgery Department, Faculty of Medicine, Al-Azhar University, Cairo, Egypt.
المصدر: Surgical endoscopy [Surg Endosc] 2021 Apr; Vol. 35 (4), pp. 1889-1894. Date of Electronic Publication: 2020 Jun 16.
نوع المنشور: Journal Article
بيانات الدورية: Publisher: Springer Country of Publication: Germany NLM ID: 8806653 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1432-2218 (Electronic) Linking ISSN: 09302794 NLM ISO Abbreviation: Surg Endosc Subsets: MEDLINE
مواضيع طبية MeSH: Gastric Bypass*, Liver/*pathology , Liver/*surgery , Non-alcoholic Fatty Liver Disease/*pathology, Adult ; Alanine Transaminase/metabolism ; Anastomosis, Surgical ; Aspartate Aminotransferases/metabolism ; Female ; Humans ; Liver Cirrhosis/pathology ; Male ; Prospective Studies ; Risk Factors ; Time Factors ; Treatment Outcome ; Weight Loss
-
8دورية أكاديميةEffect of Bariatric Surgery on the Cardiovascular System in Obese Cases with Pulmonary Hypertension.
المؤلفون: Salman AA; Internal Medicine Department, Faculty of medicine, Cairo University, Giza, 11311, Egypt. awea844@gmail.com., Salman MA; General Surgery Department, Faculty of medicine, Cairo University, Giza, Egypt., Shaaban HE; National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Abdelsalam A; General Surgery Department, Faculty of medicine, Cairo University, Giza, Egypt., Tourky M; General Surgery Department, Omm Elmisrien General Hospital, Cairo, Egypt., Lotfy SM; Chest diseases Department, Faculty of Human Medicine, Zagazig University, Zagazig, Egypt., Omar HSE; General Surgery Department, Faculty of medicine, Cairo University, Giza, Egypt., Mostafa MS; General Surgery Department, Faculty of medicine, Cairo University, Giza, Egypt., Nafea MA; General surgery Department, Faculty of medicine, Al Azhar University, Cairo, Egypt., Sultan AAEA; General surgery Department, Faculty of medicine, Al Azhar University, Cairo, Egypt., Elshafey MH; General surgery Department, Faculty of medicine, Al Azhar University, Cairo, Egypt., Salem A; General surgery Department, Faculty of medicine, Al Azhar University, Cairo, Egypt., Abdelaty WR; General surgery Department, Faculty of medicine, Al Azhar University, Cairo, Egypt., Khaliel OO; General surgery Department, Faculty of medicine, Al Azhar University, Cairo, Egypt., Mikhail HMS; General Surgery Department, Faculty of medicine, Cairo University, Giza, Egypt.
المصدر: Obesity surgery [Obes Surg] 2021 Feb; Vol. 31 (2), pp. 523-530. Date of Electronic Publication: 2020 Jul 16.
نوع المنشور: Journal Article
بيانات الدورية: Publisher: Springer Science + Business Media Country of Publication: United States NLM ID: 9106714 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1708-0428 (Electronic) Linking ISSN: 09608923 NLM ISO Abbreviation: Obes Surg Subsets: MEDLINE
مواضيع طبية MeSH: Bariatric Surgery* , Cardiovascular System* , Hypertension, Pulmonary* , Laparoscopy* , Obesity, Morbid*/surgery, Gastrectomy ; Humans ; Obesity/complications ; Obesity/surgery ; Prospective Studies ; Retrospective Studies ; Treatment Outcome
-
9دورية أكاديمية
المؤلفون: Salman MA; General Surgery Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Omar HSE; General Surgery Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Mikhail HMS; General Surgery Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Tourky M; General Surgery Department, Alawi Tunsi Hospital, Mecca, Saudi Arabia., El-Ghobary M; Internal Medicine Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Elkassar H; Internal Medicine Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Omar MG; Internal Medicine Department, Faculty of Medicine, Cairo University, Cairo, Egypt., Matter M; Radiodiagnosis Department, Faculty of Medicine, Al Azhar University, Cairo, Egypt., Elbasiouny AM; Radiodiagnosis Department, Faculty of Medicine, Al Azhar University, Cairo, Egypt., Farag AM; Radiodiagnosis Department, Military Medical Academy, Cairo, Egypt., Shaaban HE; National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Atallah M; National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt., Elshabacy O; National Research Center, Giza, Egypt., Salman AA; Internal Medicine Department, Faculty of Medicine, Cairo University, Cairo, Egypt.
المصدر: ANZ journal of surgery [ANZ J Surg] 2020 May; Vol. 90 (5), pp. 781-785. Date of Electronic Publication: 2020 Jan 14.
نوع المنشور: Journal Article
بيانات الدورية: Publisher: Wiley-Blackwell Publishing Asia Country of Publication: Australia NLM ID: 101086634 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1445-2197 (Electronic) Linking ISSN: 14451433 NLM ISO Abbreviation: ANZ J Surg Subsets: MEDLINE
مواضيع طبية MeSH: Carcinoma, Hepatocellular*/complications , Carcinoma, Hepatocellular*/pathology , Carcinoma, Hepatocellular*/surgery , Liver Neoplasms*/complications , Liver Neoplasms*/pathology , Liver Neoplasms*/surgery , Sarcopenia*/complications , Sarcopenia*/diagnostic imaging , Sarcopenia*/epidemiology, Aged ; Child ; Humans ; Muscle, Skeletal/pathology ; Prognosis ; Prospective Studies ; Retrospective Studies ; Risk Factors