Managing complex multiorgan surgery with multidisciplinary colleagues
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Combining expertise and the latest techniques to ensure best patient outcomes
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Serving both public and private patients at a range of hospitals
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Expert in all aspects of colorectal and general surgery
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Dr Nimalan Pathma-Nathan

Specialist in Colorectal and General Surgery

I have made this site to aid patients and referring doctors. I have been in practice at western and northwestern Sydney since 2002 and specialise in colorectal and general surgery. I have a special interest in colorectal cancer, inflammatory bowel disease and pelvic floor surgery. I perform colonoscopy and surgery at both public and private hospitals.


Dr. Nimalan Pathma-Nathan can provide advice, diagnosis, treatment and prescriptions for the following conditions.

  • Abdominal Disorders
  •  Colon Mass
  •  Anal Abscess
  •  Appendicitis
  •  Esophageal Cancer
  •  Peripheral Vascular Disease (PAD)
  •  Stomach Diseases
  •  Anorectal Abscess
  •  Colorectal Cancer
  •  PVD (Peripheral vascular disease)
  •  Intestinal Obstruction
  •  Abdominal Pain
  •  Cancer
  •  Gastrointestinal Diseases
  •  Gallstones
  •  Anorectal Abscess and Fistula
  •  Diverticular Diseases
  •  Rectal Cancer
  •  Inflammatory Bowel Disease
  •  Anal Disorders
  •  Small Intestine Cancer
  •  Meckel’s Diverticulum
  •  Ulcer
  •  Umbilical Hernia
  •  Abscess
  •  Pulmonary Disease
  •  Pleural Effusion
  •  Gynecologic Cancer

Procedures / Treatments

Dr. Nimalan Pathma-Nathan can provide advice, diagnosis, treatment and prescriptions for the following procedures.

  • Laparoscopic Rectal Surgery
  • Laparoscopic Surgical Procedure
  • Tracheal Surgery
  • Laparotomy
  • Laparoscopic Umbilical or Ventral Hernia Repair
  • Laparoscopic Sigmoidectomy with Robotic Assistance
  • Open Incisional and Ventral Hernia Repair
  • Laparoscopic Inguinal Hernia Repair
  • Bile Duct Procedure
  • Lymph Node Biopsy or Excision
  • Colon and Rectal Surgery
  • Cystotomy
  • Port Placements or Replacements
  • Complex Pelvic Surgery
  • Minimally Invasive Surgery
  • Thoracentesis
  • Transanal Endoscopic Microsurgery (TEM) for Rectal Tumors
  • Sigmoidoscopy and Control of Hemorrhage
  • Laparoscopic Paraesophageal Hernia Repair
  • Laparoscopic Colon Surgery
  • Cyst Incision and Drainage
  • Esophageal Surgery
  • Anal Fistulectomy or Fistulotomy
  • Open Inguinal Hernia Repair
  • Colectomy
  • Colon Surgery
  • Orchiectomy (Removal of the Testicles)
  • Excision of Rectal Tumor
  • Paracentesis
  • Sphincter Reserving Surgery
  • Removal or Destruction of Rectal or Intestinal Tumor (Inc. Colonoscopy)
  • Sphincterotomy
  • Destruction of Anal Tumor
  • Stomach Surgery
  • Transendoscopic Stent Placement
  • Abscess or Fluid Incision and Drainage
  • Rectal Surgery
  • Head and Neck Surgery
  • Laparoscopic Abdominoperineal Resection of the Rectum with Robotic Assistance
  • Therapeutic Colonoscopy
  • Lung Surgery
  • Laparoscopic Appendectomy
  • Gallbladder Removal
  • Proctosigmoidopexy with Robotic Assistance
  • Strictureplasty for Crohn’s Disease
  • Incision and Removal of Foreign Object
  • Colectomy and Sigmoidectomy with Robotic Assistance
  • Proctosigmoidoscopy
  • Splenectomy
  • Pelvic Fistula Repair
  • Excision of Skin Lesion
  • Laparoscopic Colectomy
  • Wound Repair

Other Specialities

  • Proctology
  •  Colorectal Surgery
  •  Rectum Disorders
  •  General Surgery
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