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OVERVIEW

Pituitary tumor surgery performed via a transsphenoidal approach is a specialized neurosurgical procedure aimed at resecting abnormal growths on the pituitary gland—the master gland that regulates systemic hormone distribution. By entering through the nostrils (endonasal) and traversing the sphenoid sinus (an air-filled cavity behind the nose), surgeons reach the sella turcica (the bony saddle-shaped structure containing the pituitary gland). The primary goals of this procedure are relieving neurological pressure on nearby optic pathways and normalizing pituitary hormone secretion. It falls within the domains of neurosurgery and skull-base surgical oncology.

PROCEDURE

The patient is positioned supine under general anesthesia with image-guided neuronavigation calibrated to preoperative MRI/CT scans. An otolaryngologist or neurosurgeon introduces a rigid endoscope or surgical microscope through the nostril. The nasal mucosa is decongested, and the sphenoid ostium is identified. The anterior wall of the sphenoid sinus is opened, and the sphenoid septum is removed to expose the sellar floor. Using fine instruments, the surgeon creates a opening in the thin sellar bone and opens the underlying dura mater. The pituitary tumor is systematically resected using curettes, suction, and micro-scissors while preserving normal pituitary tissue. Once resection is complete, the surgical site is inspected for bleeding and CSF leaks. Reconstruction of the sellar floor is performed using autologous fat, fascia, bone grafts, synthetic sealant, or a vascularized nasoseptal flap as required. Nasal packing or soft splints may be placed before extubation.

BENEFITS

Transsphenoidal pituitary tumor surgery provides documented clinical benefits over traditional transcranial craniotomy (open brain surgery) and non-surgical management when indicated:

  • Minimally Invasive Access: Eliminates external facial or cranial incisions, avoiding brain retraction and reducing operative tissue trauma.
  • Rapid Visual Decompression: Immediate mechanical decompression of the optic chiasm typically leads to rapid improvement in visual acuity and visual field deficits (Zada et al., 2019).
  • High Rates of Biochemical Remission: Provides immediate endocrine cure or control for hormone-secreting adenomas, such as Cushing's disease and acromegaly, when complete resection is achieved (Giustina et al., 2020).
  • Tissue Diagnosis: Obtains direct tissue specimens for precise histological, immunohistochemical, and molecular profiling.
  • Shorter Hospitalization: Reduces inpatient stay to an average of one to three days, lowering infection risk and accelerating return to functional activities.

RECOVERY

Recovery following transsphenoidal surgery occurs in distinct phases across six to twelve weeks. In the immediate postoperative period (Days 1–3), patients remain hospitalized to monitor neurological status, nasal drainage, and fluid homeostasis. Fluid monitoring is crucial to detect diabetes insipidus (a transient disorder of water balance causing excessive urination) or SIADH (syndrome of inappropriate antidiuretic hormone secretion causing low blood sodium).

During Weeks 1 to 2 at home, patients experience mild nasal congestion, fatigue, and occasional headaches. Physical activity is limited; patients must strictly avoid nose blowing, coughing vigorously, sneezing with a closed mouth, straining during bowel movements, or bending forward at the waist to prevent a cerebrospinal fluid (CSF) leak (clear brain fluid leaking through the nose). During Weeks 3 to 6, energy levels improve, and soft tissue within the sphenoid sinus heals. Follow-up visits with neurosurgery, otolaryngology, and endocrinology evaluate nasal mucosal healing, baseline morning cortisol levels, and hormonal status. Endocrine reassessment and dynamic testing occur at 6 to 12 weeks post-surgery, with surveillance MRI performed at 3 to 6 months to evaluate tumor resection extent.

WHAT WE TREAT

Transsphenoidal pituitary tumor surgery is indicated for a range of benign and select aggressive tumors located in and around the sella turcica. Conditions treated include:

  • Non-functioning pituitary adenomas: Tumors that do not produce excess hormones but cause mass effect on the optic chiasm.
  • ACTH-secreting adenomas: Tumors driving Cushing's disease through excessive adrenocorticotropic hormone production.
  • GH-secreting adenomas: Tumors producing excess growth hormone, resulting in acromegaly.
  • TSH-secreting adenomas: Rare tumors causing secondary hyperthyroidism.
  • Prolactinomas refractory to medical therapy: Prolactin-secreting tumors that fail to respond to, or cannot tolerate, dopamine agonist medications.
  • Rathke cleft cysts and craniopharyngiomas: Non-adenomatous benign cystic lesions of the sellar region.
  • Pituitary apoplexy: Sudden hemorrhage or infarction into a pituitary tumor requiring emergency decompression.

PREPARATION

Preoperative preparation requires a detailed neuro-ophthalmological visual field evaluation, dedicated high-resolution pituitary MRI, and a comprehensive endocrine panel measuring prolactin, cortisol, ACTH, GH, IGF-1, TSH, free T4, LH, FSH, and testosterone/estrogen. Patients undergo nasal endoscopic examination by an otolaryngologist to assess airway geometry and rule out active sinus infections. Anticoagulants, antiplatelets, and nonsteroidal anti-inflammatory drugs (NSAIDs) are discontinued 7 to 14 days prior to surgery based on surgical team instructions. Patients receive perioperative stress-dose glucocorticoids if baseline morning cortisol levels indicate adrenal insufficiency or to protect against surgical stress.

RISKS

Complications are stratified by severity. Mild to moderate common effects include transient nasal congestion, sinus pressure, altered sense of smell (anosmia or hyposmia), minor epistaxis (nosebleeds), and transient diabetes insipidus. Moderate complications include permanent hypopituitarism requiring lifelong hormone replacement therapy, persistent diabetes insipidus, postoperative CSF leak requiring lumbar drainage or surgical repair, and local sinus infections. Rare but serious risks include severe arterial injury to the internal carotid artery, intraoperative or postoperative intracranial hemorrhage, visual loss secondary to optic nerve damage, meningitis, and deep vein thrombosis or pulmonary embolism.

JOURNEY

The clinical journey begins with an extensive diagnostic evaluation, including high-resolution magnetic resonance imaging (MRI), baseline endocrine blood panels, and formal visual field testing. Preoperative preparation involves nasal passage clearing, steroid dosing adjustments, and surgical planning using image guidance. On the day of surgery, general anesthesia is administered, and the surgical team removes the tumor using either endoscopic or microscopic instruments. Following resection, the sellar floor is reconstructed to prevent fluid leakage. Postoperatively, patients spend 24 to 48 hours in the hospital under close monitoring for fluid and electrolyte changes, specifically urine output and blood sodium. Full home recovery spans two to six weeks, followed by dynamic hormone testing and surveillance imaging at designated intervals.

Hospitals Offering this treatment

India offers premium medical procedures at affordable prices. Discover our most popular treatments, delivered by the country's finest doctors.

Hisar Intercontinental Hospital

Hisar Intercontinental Hospital

Saray Mah. Siteyolu Cad. No:7, Umraniye, 34768, Istanbul, Turkey

Medical Park Group, Istanbul

Medical Park Group, Istanbul

Fahrettin Kerim Gokay Cad. Tıbbiye Cd., Kadikoy, Istanbul, Turkey

Emsey Hospital, Pendik, Istanbul

Emsey Hospital, Pendik, Istanbul

Çamlık, Selçuklu Cd. No:22, 34912 Pendik/İstanbul, Türkiye

LIV Hospital, Istanbul

LIV Hospital, Istanbul

American Hospital, Istanbul

American Hospital, Istanbul

Guzelbahce Sk. No:20, 34365, Nisantasi, Istanbul, Turkey

Memorial Hospitals Group

Memorial Hospitals Group

Burhaniye, Nagehan Sokağı No:4/A D:1, 34676 Üsküdar/İstanbul, Türkiye

Florence Nightingale Hospital Istanbul

Florence Nightingale Hospital Istanbul

Abide-i Hürriyet Cd No:166, 34381 Sisli, Istanbul

Medicana International Hospital, Istanbul

Medicana International Hospital, Istanbul

Halit Ziya Turkkani Mah. Medikal Park Cd. No:1, Beylikdüzü, İstanbul

Okan University Hospital Istanbul

Okan University Hospital Istanbul

Icmeler Mah. Aydınlıyolu Cd. No:2, 34947 Icmeler-Tuzla, Istanbul

Kolan International Hospital, Istanbul

Kolan International Hospital, Istanbul

Kaptanpasa Mah. Okmeydan Kavsagi, Darulaceze Cd. No:14, 34384 Sisli, Istanbul

Al Zahra Hospital, Dubai

Al Zahra Hospital, Dubai

Sheikh Zayed Road, Al Barsha 1, Dubai, UAE

Burjeel Medical City, Abu Dhabi

Burjeel Medical City, Abu Dhabi

28th Street, Mohammed Bin Zayed City, Abu Dhabi, UAE

Burjeel Hospital, Dubai

Burjeel Hospital, Dubai

Dubai, UAE (part of Burjeel Holdings network)

King's College Hospital, Dubai

King's College Hospital, Dubai

Dubai Hills, Mohammed Bin Rashid City, Dubai, UAE

Neuro Spinal Hospital (NSH), Dubai

Neuro Spinal Hospital (NSH), Dubai

Dubai Science Park, Umm Suqeim St, Al Barsha South, Dubai, UAE

HMS Al Garhoud Hospital, Dubai

HMS Al Garhoud Hospital, Dubai

Al Garhoud Street, Al Garhoud, Dubai, UAE

Canadian Specialist Hospital, Dubai

Canadian Specialist Hospital, Dubai

Abu Hail Street 269/1, Canadian Specialist Hospital Building, Hor Al Anz East, Deira, Dubai, UAE

NMC Royal Women's Hospital, Abu Dhabi

NMC Royal Women's Hospital, Abu Dhabi

Tower B, Mohammed bin Zayed Stadium, Al Jazira Club, Opposite Dusit Thani, Muroor Road, Abu Dhabi, UAE

NMC Specialty Hospital, Al Nahda, Dubai

NMC Specialty Hospital, Al Nahda, Dubai

7A St, Al Qusais, Al Nahda 2, next to Bait Al Khair Building, Dubai

Bangkok Hospital, Thailand

Bangkok Hospital, Thailand

2 Soi Soonvijai 7, New Petchburi Road, Huay Khwang, Bangkok 10310, Thailand

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