Publications

Publications:

  • Dorfman-Chanarin Syndrome in Egypt. El- Kabbany Z, Rashad M, Hamza RT,Galal N, El-Sayed SM. American Journal of Medical Genetics 2003; 121A: 75-78.

 

  • Study of the Level of Estradiol (E2) in Prepubertal and Early Pubertal Girls and its Relation to Uterine and Ovarian Morphology and Sizes. Hamza RT, El sedfy H, Abdel-Fattah S, Hussein AI. Egyptian Journal of Pediatrics 2005; 22(4): 483-494.

 

  • Association between Polymorphisms within Tumour Necrosis Factor Genes and the Development of Bronchial Asthma in Egyptian Children.Hamza RT, Heidar MM, Teima S, Farag H, El-Hawary NA. The Egyptian Journal of Medical Human Genetics 2006; 7(2): 203- 213.

 

  • Pelvic ultrasound Measurements in Normal Girls in Relation to Serum Oestradiol Levels. Elsedfy H, Fattah SA,Hamza R, Ghazy M, Hussein A. Hormone Research 2006; 65: 98-98.

 

  • Iron Status in Children with Attention Deficit Hyperactivity Disorder: Implications on Treatment. Hamza RT, Hewedi DH, El-Danasory AS. The International Journal of Child Neuropsychiatry 2007; 4(2): 111-119.

 

  • Prevalence of Iodine Deficiency among School Children in Cairo. Shawky R, Hamza RT, El-Kabbany Z, El- Danasoury A, El kholy M. MedicinaAdolescenza 2007; 5(3): 37-42.

 

 

  • The Implication of HOXA1 and HOXB2 Gene Variants in the Occurance and Severity of Childhood Autism in Egypt. El Sheikh M, Hamza RT, El- Hawary N, Shawky R. Current Psychiatry 2007; 14(3 supplement): 75-88.

 

  • Study of Intestinal Iron Absorption in Children with Chronic Liver Disease and those with Iron Deficiency Anemia. El-Kabbany ZA, Hamza RT, Rashad M, Abdelal NE. Ain Shams Medical Journal 2007; 58(7,8,9): 857-866.

 

  • Transcranial Doppler Abnormalities in Pediatric Patients with Neuropsychiatric Systemic Lupus Erythematosus (NPSLE). Mostafa GA, Nazif HK, Hamza RT, El-Shahawi HH, El-Khawas HM, Hassan MA. Egyptian Journal of Pediatrics 2007; 24 (2,3): 301-316.

 

  • Hyperserotonemia in Egyptian Autistic Children: Relation to Allergic Manifestations. Mostafa GA, El-Sherif DF, Hamza RT, Shehab A. Journal of Pediatric Neurology 2008; 6(3): 227-236.

 

  • Study of Thyroid Function in Children with Attention Deficit Hyperactivity Disorder and Aggressive Behavior. El-Baz F, Hamza RT, Shams eldin MA, Hassan MA. The Egyptian Journal of Medical Human Genetics 2008; 9(1): 93-103.

 

  • Allergic Manifestations in Autistic Children: Relation to Disease Severity. Mostafa GA, Hamza RT, El-Shahawi HH. Journal of Pediatric Neurology 2008; 6: 115-123.

 

  • Maternal and Neonatal Iodine Nutrition in Cairo. Hamza RT, Youssef AM, Mouharam WA, El Danasoury AS. The Internet Journal of Pediatrics and Neonatology 2008; 8(2): 1-6.

 

  • Assessment of Lipid Profile, Insulin Sensitivity and Bone Mineral Density after Surgery for Childhood Craniopharyngioma.Elsedfy H, Hamza RT, Selim S. Egyptian Journal of Pediatrics 2008; 25(1): 35-49.

 

  • Lack of Association between HOXA1/HOXB1Gene variants and Autism in Egyptian Patients.N Elhawary, R Hamza, El Sheikh M, Rashad M, ShawkyR. ActaPediatrica 2009; 98, 126-126.

 

  • Tumour Necrosis Factor Genes (TNF A, B) and Development of Bronchial Asthma among Egyptian Children.Elhawary N, Hamza R, M Haider, S Teama, H FaragActaPaediatrica 2009; 98, 126-126.

 

  • Male Genital Anomalies: Epidemiology and Influence of Endocrine Disruptors.Elsedfy HH, Mohamed RT, Emam MS, El Kholy M. Hormone Research 2009; 72: 231-231.

 

  • Basal and  Adrenocorticotropic  Hormone  Stimulated  Plasma  Cortisol   Levels Among Egyptian Autistic Children: Relation to Disease Severity. Hamza RT,Hewedi DH, Ismail MA. Ital J Pediatr. 2010; 36(71):1-6.

 

  • Effect of Inhaled Corticosteroids on Growth and Puberty in Egyptian Asthmatic Children and Adolescents. El-Sayed ZA, Hamza RT, SayedNel-D, Mahmoud NH.Pakistan Journal of Biological Sciences 2010; 13(20): 977-984.

 

  • Study of Changes in Antidiuretic Hormone Level in Children with Primary Monosymptomatic Nocturnal Eneuresis. Youssef AM, Hamza RT, MouharramWA, Eldanasory AS. Al Azhar Journal of Pediatrics 2010; 1(13): 41-50.

 

  • 25-Hydroxy Vitamin D Status in Egyptian Obese Children.Mouharram WA, Hamza RT, Youssef AM, Maraghy MO. Al Azhar Journal of Pediatrics 2010; 13(2): 1-10.

 

  • Hyperinsulinemia and Ovarian Hyperandrogenemia among Pre-pubertal and Early Pubertal Obese Girls: Relation to Body Mass Index. HamzaRT, Abdel-FattahSM, Abdel-AzizAS, HamedAI.International Journal of Child and Adolescent Health 2011; 4: 1-10.

 

  • Adrenal Function in Thalassemia Major Adolescents. Elsedfy HH, Elkholy M, Tarif R, Hamed A, Elalfy M. Pediatric Endocrinology Reviews 2011; 8(supplement 2): 150-154.

 

  • Growth Hormone Deficiency in Children and Adolescents with Cerebral Palsy: Relation to Gross Motor Function and Degree of Spasticity. Hamza RT, Ismail MA, Hamed AI. Pak J Biol Sci. 2011;14(7):433-440.

 

  • Reduced Serum Concentrations of 25-hydroxy Vitamin D in Egyptian Patients with Systemic Lupus Erythematosus: Relation to Disease Activity. Hamza RT, Awwad KS, Ali MK, Hamed AI. Medical Science Monior 2011;17(12):CR711-718.

 

  • Effect of Zinc Supplementation on Growth Hormone- Insulin Growth Factor Axis in Short Egyptian Children with Zinc Deficiency. Hamza RT, Hamed AI, Sallam MT. Italian Journal of Pediatrics 2012;38:21.

 

  • Surgical and Functional Outcomes of Sigmoid Vaginoplasty among Patients with Variants of Disorders of Sex Development. Nowier A, Esmat M, Hamza RT. International Brazil Journal of Urology 2012;38(3):380-386.

 

  • Uterine Development in Patients with Turner Syndrome: Relation to Hormone Replacement Therapy and Karyotype. Elsedfy HH, Hamza RT,Farghaly MH, Ghazy MS. Journal of Pediatric Endocrinology and Metabolism 2012;25(5-6):441-445.

 

  • Thyroid and Hepatic Haemodynamic Alterations among Egyptian Children with Liver Cirrhosis. El-Kabbany ZA, Hamza RT, Abd El Hakim AS, Tawfik LM. ISRN Gastroenterology 2012;2012:1-7.

 

  • Extensive Mongolian Spots with Facial Involvement Associated with Immune Thrombocytopenia and Spina Bifida in a- 3- month- Old infant: Case Report.Shahein ARH, Hamza RT, Elsedfy H. University of Toronto Medical Journal 2012; 90(1), 12-14.

 

  • R620W Polymorphism of Protein Tyrosine Phosphatase PTPN22 in Egyptian Children and Adolescents with Systemic Lupus Erythematosus: Relation to Thyroid Autoimmunity. Hamza RT, Awwad KS, Temsah KA, Hamed AI. International Journal of Adolescent Medicine and Health 2013;25(2):143-149.

 

  • Prevalence of Multiple Forms of Autoimmunity in Egyptian Patients with Turner Syndrome: Relation to Karyotype. Hamza RT, Raof NA, Abdallah KO. Journal of Pediatric Endocrinology and Metabolism 2013;26(5-6):545-550.

 

  • Penile length and genital anomalies in Egyptian male newborns: epidemiology and influence of endocrine disruptors. El Kholy M, Hamza RT, Saleh M, Elsedfy H. Journal of Pediatric Endocrinology and Metabolism 2013;26(5-6):509-513.

 

  • Hyperandrogenemia in Male Autistic Children and Adolescents: Relation to Disease Severity. El-Baz F, Hamza RT,Ayad MS, Mahmoud NH. International Journal of Adolescent Medicine and Health 2013; 26(1): 79-84.

 

  • Iron Homeostasis and Serum Hepcidin-25 Levels in Obese Children and Adolescents: Relation to Body Mass Index. Hamza RT, Hamed AI, Kharshoum RR. Hormone Research in Paediatrics 2013;80(1):11-17.

 

  • Dyslipidemia and hyperinsulinemia in children and adolescents with chronic liver disease: relation to disease severity. El-Kabbany ZA, Hamza RT, Ibrahim SA, Mahmoud NH. International Journal of Adolescent Medicine and Health. 2013; 26(2):195-201.

 

  • Effect of growth hormone insulin-like growth factor – 1 axis on bone turnover in Egyptian adolescent girls with anorexia nervosa. Hewedi DH, Hamza RT, Sadek H, Hussein H, Zaki N, Sallam MT. Middle East Current Psychiatry 2013, 20:42–48.

 

  • Iodine Deficiency in Egyptian Autistic Children and Their Mothers: Relation to Disease Severity. Hamza RT, Hewedi DH, Sallam MT. Archives of Medical Research 2013; 44(7):555-561.

 

  • Cytokeratin-18 as a Marker of Non- Alcoholic Fatty Liver Disease in Obese Children and Adolescents. Elfaramawy A, Hamza RT, Mahmoud NH, Elkabarity RH. Life Science Journal 2013; 10(4): 1-7.

 

  • First FOXE 1 mutation in Bamforth Syndrome causing Thyroid- Gene Overactivation. Carré A, Hamza RT, Kariyawasam D, Guillot L, Teissier R, Tron E, Castanet M, Dupuy C, El Kholy M, Polak M. Thyroid 2014, 24(4): 649-654.

 

  • Personality profile of Obese Children and Adolescents: Relation to Body Mass Index and Metabolic Complications. Shaker NM, Elshahawy HH, Rabie M, Hamza RT. Middle East Current Psychiatry 2014, 21(3): 193-201.

 

  • Health Related Quality of Life and Psychological Problems in Egyptian Children with Simple Obesity in Relation to Body Mass Index.Abdel-Aziz EA, Hamza RT, Youssef AM, Mohammed FM. Egyptian Journal of Medical Human Genetics 15 (2), 149-154.

 

  • Constitutional Delay of Growth and Puberty: The Patient`s Perspective. Amr NH, Elsedfy H, Hamza RT, Ghoneim I, Ghallab N, El Kholy M.Journal of Endocrinology and Diabetes Mellitus 2014; 2 (1), 26-32.

 

 

 

  • Serum Pentraxin 3 Fragment as a Non Invasive Marker of Non-alcoholic Fatty Liver Disease in Obese Children and Adolescents. Hamza RT, Elfaramawy AA, Mahmoud NH. HormRes Pediatr2016; 86(1): 11-20.

 

  • Dietary Fructose Intake in Obese Children and Adolescents: Relation to Procollagen type III N-terminal Peptide (P3NP) and Non Alcoholic Fatty Liver Disease. Hamza RT, Ahmed AY, Rezk DG, Hamed AI. J PediatrEndocrinolMetab: 2016; 29(12): 1345-1352.

 

 

 

  • Serum Chemerinin Obese Children and Adolescents Before and After L-Carnitine Therapy: Relation to Non-alcholic Fatty Liver Disease and Other Features of Metabolic Syndrome. Hamza RT, Elkabbany ZA, Shedid AM, Hamed AI, Ebrahim AO. Arch Med Res 2016; 47(7): 541-549

 

Co-author in the following books:

  • Essentials in Pediatrics, Pediatric Department, Ain Shams University.
  • Food, Nutrition and Eating Behavior: Chapter: Hyperinsulinemia and Ovarian Hyperandrogenemia among Pre-pubertal and Early Pubertal Obese Girls.

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