• 553 Citations
  • 14 h-Index
1991 …2017
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Research Output 1991 2017

  • 553 Citations
  • 14 h-Index
  • 28 Article
  • 11 Review article
  • 2 Letter
  • 1 Comment/debate
2017
1 Citation (Scopus)
Laparoscopic Cholecystectomy
False Aneurysm
Hemobilia
Arteries
Liver
2016
13 Citations (Scopus)

Laparoscopic repair of Bochdalek diaphragmatic Hernia in Adults

Machado, N. O., Feb 1 2016, In : North American Journal of Medical Sciences. 8, 2, p. 65-74 10 p.

Research output: Contribution to journalReview article

Diaphragmatic Hernia
Hernia
Precipitating Factors
Mortality
Thoracotomy
2 Citations (Scopus)

Porcelain gallbladder: Decoding the malignant truth

Machado, N. O., Nov 1 2016, In : Sultan Qaboos University Medical Journal. 16, 4, p. e416-e421

Research output: Contribution to journalReview article

Dental Porcelain
Gallbladder
Incidence
Gallbladder Neoplasms
Laparoscopic Cholecystectomy
14 Citations (Scopus)

Sclerosing encapsulating peritonitis: Review

Machado, N. O., May 1 2016, In : Sultan Qaboos University Medical Journal. 16, 2, p. e142-e151

Research output: Contribution to journalReview article

Peritonitis
Intestinal Obstruction
Peritoneum
Peritoneal Cavity
Peritoneal Dialysis
2015
5 Citations (Scopus)

Choledochal Cyst in Adults: Etiopathogenesis, Presentation, Management, and Outcome-Case Series and Review

Machado, N. O., Chopra, P. J., Al-Zadjali, A. & Younas, S., 2015, In : Gastroenterology Research and Practice. 2015, 602591.

Research output: Contribution to journalReview article

Choledochal Cyst
Case Management
Cholangitis
Endoscopic Retrograde Cholangiopancreatography
Jaundice
28 Citations (Scopus)

Intraductal papillary mucinous neoplasm of pancreas

Machado, N. O., Al Qadhi, H. & Al Wahibi, K., May 1 2015, In : North American Journal of Medical Sciences. 7, 5, p. 160-175 16 p.

Research output: Contribution to journalArticle

Pancreatic Neoplasms
Neoplasms
Guidelines
Pathology
Obstructive Jaundice
6 Citations (Scopus)
Adrenocortical Carcinoma
Adrenalectomy
Adrenal Cortex Neoplasms
Recurrence
Databases
2012
16 Citations (Scopus)

Laparoscopic cholecystectomy in cirrhotics

Machado, N. O., Jul 2012, In : Journal of the Society of Laparoendoscopic Surgeons. 16, 3, p. 392-400 9 p.

Research output: Contribution to journalArticle

Laparoscopic Cholecystectomy
Morbidity
Fibrosis
Hemorrhage
Literature
49 Citations (Scopus)
Endoscopic Retrograde Cholangiopancreatography
Common Bile Duct
Pneumothorax
Early Diagnosis
Drainage
58 Citations (Scopus)
Pancreatic Fistula
Pancreatectomy
Pancreaticoduodenectomy
Pancreas
Abdominal Abscess
24 Citations (Scopus)

Pancreaticopleural fistula: Revisited

MacHado, N. O., 2012, In : Diagnostic and Therapeutic Endoscopy. 815476.

Research output: Contribution to journalReview article

Pleural Effusion
Fistula
Pleural Cavity
Octreotide
Endoscopic Retrograde Cholangiopancreatography
2011
1 Citation (Scopus)

Acute massive splenic infarction with complete liquefaction of the spleen in sickle cell disease

Alkindi, S., Machado, N., Chopra, P., Al-Huneini, M., AlFarsi, K. & Pathare, A., 2011, In : Hematology/ Oncology and Stem Cell Therapy. 4, 3, p. 142-144 3 p.

Research output: Contribution to journalArticle

Splenic Infarction
Sickle Cell Anemia
Spleen
26 Citations (Scopus)
Cholecystectomy
Bile Ducts
Laparoscopic Cholecystectomy
Wounds and Injuries
Diathermy
2 Citations (Scopus)
Inguinal Canal
Ovarian Cysts
Inguinal Hernia
Hernia
Meckel Diverticulum
8 Citations (Scopus)

Laparoscopic splenectomy using ligasure

Machado, N. O., Kindy, N. A. & Chopra, P. J., Oct 2011, In : Journal of the Society of Laparoendoscopic Surgeons. 14, 4, p. 547-552 6 p.

Research output: Contribution to journalArticle

Splenectomy
Blood Vessels
Hemorrhage
Inosine Triphosphate
Sickle Cell Anemia
27 Citations (Scopus)
Gastrointestinal Stromal Tumors
Hemorrhage
Duodenum
Neoplasms
Recurrence
13 Citations (Scopus)

Large posterior mediastinal retrosternal goiter managed by a transcervical and lateral thoracotomy approach

MacHado, N. O., Grant, C. S., Sharma, A. K., Al Sabti, H. A. & Kolidyan, S. V., Jul 2011, In : General Thoracic and Cardiovascular Surgery. 59, 7, p. 507-511 5 p.

Research output: Contribution to journalArticle

Goiter
Thoracotomy
Thoracic Aorta
Sternotomy
Mediastinum
14 Citations (Scopus)
Necrotizing Fasciitis
Debridement
Early Diagnosis
Fascia
Subcutaneous Tissue
2010
12 Citations (Scopus)
Pancreatectomy
Colon
Neoplasm Metastasis
Carcinoma
oxaliplatin
6 Citations (Scopus)
Splenectomy
Portal Vein
Infarction
Thrombosis
Idiopathic Thrombocytopenic Purpura
Pancreatic Neoplasms
Colonic Neoplasms
Colon
Radiotherapy
Neoplasm Metastasis
2009
30 Citations (Scopus)

Ileosigmoid knot: A case report and literature review of 280 cases

Machado, N. O., Sep 2009, In : Annals of Saudi Medicine. 29, 5, p. 402-406 5 p.

Research output: Contribution to journalArticle

Intestinal Volvulus
Literature
Gangrene
Intestinal Obstruction
Sigmoid Colon
27 Citations (Scopus)

Laparoscopic appendicectomy in all trimesters of pregnancy

Machado, N. O. & Grant, C. S., 2009, In : Journal of the Society of Laparoendoscopic Surgeons. 13, 3, p. 384-390 7 p.

Research output: Contribution to journalArticle

Pregnancy Trimesters
Pregnancy
Literature
Intraoperative Complications
Third Pregnancy Trimester
14 Citations (Scopus)
Laparoscopic Cholecystectomy
Third Pregnancy Trimester
Cholelithiasis
Pregnancy
Laparoscopy
39 Citations (Scopus)
Renal Cell Carcinoma
Neoplasm Metastasis
Carcinoma
Kidney
Nephrectomy
2 Citations (Scopus)
Papillary Carcinoma
Thyroid Gland
Jugular Veins
Lymph Nodes
Neoplasm Metastasis
10 Citations (Scopus)
Intestinal Volvulus
Sigmoid Colon
Pregnancy
Gangrene
Colostomy
13 Citations (Scopus)

Splenectomy for haematological disorders: A single center study in 150 patients from Oman

Machado, N. O., Grant, C. S., Alkindi, S., Daar, S., Al-Kindy, N., Al Lamki, Z. & Ganguly, S. S., 2009, In : International Journal of Surgery. 7, 5, p. 476-481 6 p.

Research output: Contribution to journalArticle

Oman
Splenectomy
Sickle Cell Anemia
Hypersplenism
Idiopathic Thrombocytopenic Purpura
2 Citations (Scopus)

Splenic flexure volvulus presenting with gangrene

Machado, N. O., Chopra, P. J. & Subramanian, S. K., 2009, In : Saudi Medical Journal. 30, 5, p. 708-711 4 p.

Research output: Contribution to journalArticle

Intestinal Volvulus
Transverse Colon
Gangrene
Ligaments
Abdomen
2007
1 Citation (Scopus)

Laparoscopic deroofing of large renal simple cysts causing gastric symptoms

Mathew, J., Al-Marhoon, M., Machado, N., William, R. & Rahman, K., Aug 1 2007, In : Sultan Qaboos University Medical Journal. 7, 2, p. 139-143 5 p.

Research output: Contribution to journalArticle

Cysts
Stomach
Kidney
Sclerotherapy
Urology
2006
1 Citation (Scopus)

Ileocecal intussusception following appendectomy

Machado, N. O. N., Jul 2006, In : Annals of Saudi Medicine. 26, 4, p. 315-317 3 p.

Research output: Contribution to journalArticle

Ileal Diseases
Ileocecal Valve
Appendectomy
X Ray Computed Tomography
Intussusception
28 Citations (Scopus)
Situs Inversus
Laparoscopic Cholecystectomy
Gallbladder
Mucocele
Cholelithiasis
2004
10 Citations (Scopus)

Appendiceal tumour--retrospective clinicopathological analysis.

Machado, N. O. N., Chopra, P. & Pande, G., 2004, In : Tropical gastroenterology : official journal of the Digestive Diseases Foundation. 25, 1, p. 36-39 4 p.

Research output: Contribution to journalArticle

Neoplasms
Carcinoid Tumor
Cystadenoma
Appendicitis
Adenocarcinoma
7 Citations (Scopus)

Gastric volvulus with identifiable cause in adults. Presentation and management

Machado, N. O. & Rao, B. A., Dec 2004, In : Saudi Medical Journal. 25, 12, p. 2032-2034 3 p.

Research output: Contribution to journalArticle

Gastropexy
Stomach Volvulus
Abdominal Pain
Endoscopy
Vomiting
2 Citations (Scopus)

Laparoscopic cholecystectomy in a pregnant lady with systemic lupus erythematosus

Machado, N. O., Feb 2004, In : Saudi Medical Journal. 25, 2, p. 237-238 2 p.

Research output: Contribution to journalComment/debate

High-Risk Pregnancy
Cholecystitis
Pregnancy Complications
Laparoscopic Cholecystectomy
Systemic Lupus Erythematosus
2003
5 Citations (Scopus)

An unusual adult hepatic teratoma [6]

Nirmala, V., Chopra, P. & Machado, N. O. N., Sep 1 2003, In : Histopathology. 43, 3, p. 306-308 3 p.

Research output: Contribution to journalLetter

Pancreatic Polypeptide
Neuroendocrine Tumors
Teratoma
Liver Neoplasms
Somatostatin
2001
10 Citations (Scopus)

Abdominal tuberculosis - Experience of a University hospital in Oman

Machado, N., Grant, C. S. & Scrimgeour, E., Oct 22 2001, In : Acta Tropica. 80, 2, p. 187-190 4 p.

Research output: Contribution to journalArticle

Oman
tuberculosis
Tuberculosis
laparoscopy
Fine Needle Biopsy
19 Citations (Scopus)
Vulva
Peritoneum
Urinary Bladder
Absence of vagina
5 Citations (Scopus)
Carcinoid Tumor
Hemorrhage
2000

Laparoscopic surgery at Sultan Qaboos University hospital

Grant, C. S., Al-Kindy, N., Machado, N. & Daar, A. S., Jan 1 2000, In : Sultan Qaboos University Medical Journal. 2, 1, p. 49-53 5 p.

Research output: Contribution to journalArticle

Laparoscopy
Laparoscopic Cholecystectomy
Technology
Physicians
Sultan
1991
2 Citations (Scopus)

Annular pancreas in adults (2 case reports).

Machado, N., Rajan, N. & Rao, B. H., Jan 1991, In : Journal of Postgraduate Medicine. 37, 1

Research output: Contribution to journalArticle

Duodenal Obstruction
Jejunostomy
Truncal Vagotomy
Stomach Ulcer
Duodenal Ulcer
1 Citation (Scopus)

Vagal paraganglioma (2 case reports).

Machado, N., Rajan, N. & Rao, B. H., Jan 1991, In : Journal of Postgraduate Medicine. 37, 1, p. 56-58, 58A

Research output: Contribution to journalArticle

Paraganglioma
Vagus Nerve
Parotid Gland
Neoplasms
Angiography