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Endocrine surgery from long incisions to minimally invasive surgery
Nidal Younes MBBSc Professor of endocrine Surgery Secretary General JMC
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How Uneducated Butchers and Barbers Became Today’s Skilled Surgeons
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British surgeon Robert Liston and the 2-3 min amputation
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Morton Ether Inhaler at the Mass. General in1847
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June 17, 1867: Lister Cuts Clean, Saves Lives
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The Nobel Prize in Physiology or Medicine 1909 was awarded to Theodor Kocher"for his work on the physiology, pathology and surgery of the thyroid gland
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(September 18, 1889 — September 2, 1917
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The first parathyroidectomy performed by Felix Mandel in 1925
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Laparoscopic surgery 1975 laparoscopic salpingectomy
gyneprocedures 1981 Semm /Germany 1st lap appendectomy 1989 lap cholecystectomy
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Surgery 101. up until the discovery of anesthesia
Surgery s traditional surgery Surgery 103 from 1990s MIS
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Scope of laparoscopic surgery
Cholecystectomy Appendectomy Adrenalectomy Colectomy Hernioplasty Diagnostic Hiatus Hernia repair Bariatric surgery Adhesiolysis
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Advantages of Lap Surgery
Day care surgery Shorter hospital stay Improved cosmesis Faster recovery Minimal pain Small scar Better preservation of respiratory function
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The Art of surgery Clinical judgment Knowledge Dexterity
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Surgical management requires
localization Access Surg procedure
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Minimally invasive thyroid surgery
Minimally invasive video-assisted thyroidectomy (MIVAT) Totally endoscopic techniques that include an axillary approach, transcervical …
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Outcome and prognosis Better cosmesis
less postoperative pain and discomfort conventional thyroidectomy shorter hospital stays.
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Minimaly inavsive parathyroid surgery
Videoendoscopic- co2 insufflations Videoendoscopic- gassless Videoassisted Radioguided Focused central mini incision Focused lateral mini incision
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Targeted /minimally invasive surgery
Preoperative localizing techniques U/S CT Sestamibi Spect CT MRI
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Targeted Vs bilateral exploration
RTCs comparing routine bilateral exploration vs limited exploration guided by IOPTH, show that bilateral exploration leads to the unnecessary removal of additional non-hypersecreting parathyroid glands Siperstein A, Prospective evaluation of sestamibi scan, ultrasonography, and rapid PTH to predict the success of limited exploration for sporadic primary hyperparathyroidism, Surgery 2004 Miccoli P, Endoscopic bilateral neck exploration versus quick intraoperativ e parathormone assay (qPTHa) during endoscopic parathyroidectomy: A prospective randomized trial, Surgery 1999
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Minimally invasive parathyroid surgery
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Indications for adrenalectomy
Incidentalomas Primary hyperaldosteronism Cushing syndrome Pheochromocytoma Neuroblastoma Adrenocortical carcinoma During surgery for RCC
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DDx adrenal mass Cortical vs Medullary Benign vs malignant
Functioning vs non functioning Primary vs secondary
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Adrenal tumors Conn’s syndrome Cushing's syndrome Pheochromocytoma
Neuroblastoma 30% adrenal Virilizing or feminizing syndromes Myelolipoma ACC (1 case per 1.7 million)
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Conn’s syndrome A 25 y male presents to the clinic as a new patient. He takes no prescription medications, over-the-counter products or “alternative substances” He came because his wife, a PA, noted hypertension and scheduled the visit Lab results revealed K=2.9
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Pheochromocytoma
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Adrenocortical carcinoma
Functioning Cushing's syndrome Conn’s syndrome Pheochromocytoma Virilizing or feminizing syndromes Non Functioning
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Adrenocortical tumors
Carcinomas are typically >18 units Hounsfield In-phase/opposed-phase, MRIs. benign lesions show a loss of signal intensity malignant lesions show no loss of signal Extra adrenal extension
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ACC incidence is 1 in 1.7 million.
Incidence of CA in incidentaloma 0%-25%. Adrenocortical carcinomas are large with irregular borders on CT By the time they are found, they are usually 12 cm in diameter. Over 90% of adrenocortical carcinomas are >6 cm at presentation.
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Transaxillary incisions
Neck collar incision Small incisions Endoscopic Robotic Transaxillary incisions Transoral incisons
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ROBOTIC SURGERY
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Minirobots Minicrab-like robots
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NanoRobots
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Transoral endoscopic thyroidectomy: A case report
Vishwanath M. Pai et al International Journal of Surgery Case Reports Volume 12, 2015, Pages 99–101
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Surgery before anesthesia
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Surgery after anesthesia
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Operating Room with no People
SRI International, Menlo Park, CA January, 2007
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