Christos Karalis
- Degree
- MD
- Professional group
- doctor
- Fields of interest
- Gastroenterology
- Views
- 18602
- Biography
- Dr Christos Karalis is a specialist in gastroenterology and hepatology, with main focus on advanced interventional endoscopy. Director of the 3rd Gastroenterology clinic at Euroclinic Hospital in Athens, Greece.
Latest content
Endoscopic Ultrasoud - Artefact, Reflex
Deflextion of the ultrasound wave within the intestine lumen on the air/water border phase may cause mirror image and other artifacts during endoscopic ultrasound examination.
Pancreas - Cystic Neoplasm Found In The Head, EUS - Part 2 of 2
Pancreatic cystic neoplasm is a rare pathology with wide spectrum of symptoms. Cystic lessions in the pancreas are uncommonly a neoplasm, but an adequate diagnosis is crucial dut to their heterogeneous...
Sphicterotomy With A Needle Knife And A Metal Stent Placement
The following video shows a patient with Vater's ampulla malignant stenosis and implantation of a plastic stent in the common bile duct after sphincerotomy.
Balloon In Stomach - Weight Control
The following material demonstrates a balloon in the stomach, placed in order to acheive a proper patient's weight control.
Barrett's Esophagus - Halo 90 Endoscopic Therapy
The radiofrequency ablation Halo 90 and Halo 360 is a method of endoscopic treatment such precancerous condition of the esophagus as Barrett esophagus. It's known as very safe therapy with only 6% chance...
Esophyx - Endoscopic Fundoplication, Part 1.
Gastroesophageal reflux disease (GERD) manifests with chronic esophagitis or Barrett esophagus and also a cancer. Sometimes a hiatal hernia also appears in this disease.Surgery with Nissen's fundoplication...
Gastrostomy Tube In Low Profile Type
In results of many dysfunction (ex. neurological) the patient is not able to take food - then the gastrostomy tube is fixed. We have 2 general types of gastrostomy tubes - classic and the low profile....
Esophyx - Endoscopic Fundoplication, Part 3.
Gastroesophageal reflux disease (GERD) manifests with chronic esophagitis or Barrett esophagus and also a cancer. Sometimes a hiatal hernia also appears in this disease. Surgery with Nissen's fundoplication...
Lession In Pancreas - Ultrasound Endoscopy
Pancreatic pathology may be diagnosedd by endoscopic ultrasound. The fine needle biopsy of the pancreatic tissue was shown in this video - suspicion of chronic pancreatitis or malignant process.
Endoscopic Mucosal Resection (EMR) Of Barrett's Esophageal Dysplastic...
Before Halo radiofrequency (RFA) ablation will be applied for Barrett's treatment, it is obligatory for each lesion (CA in situ also) to be resected using endoscopic technique.This case shows the benign...
Pseudoachalasia Dilation - Endoscopic Ultrasound Biopsy
Increased lower esophageal sphincter (LES) pressure is a nature of the achalasia - motor disorder of the esophagus. In that condition movement of the esophagus are practically absent, there is also no...
Sphicterotomy With A Needle Knife And A Plastic Stent Placement
The following video shows a patient with Vater's ampulla stenosis and implantation of a plastic stent after sphincerotomy.
Jejunostomy Tube Location
The following video shows the endoscopic placement of jejunostomy tube in a patient with extensive hiatal hernia, that didn't let do fix the gastrostomy tube.
Radiofrequency Ablation Of Halo 90 Method After Endoscopic Mucosal...
The radiofrequency ablation Halo 90 and Halo 360 is a method of endoscopic treatment such precancerous condition of the esophagus as Barrett esophagus. It's known as very safe therapy with only 6% chance...
Top content
Hemorrhoids In 3rd Grade
The following video presents the hemorrhoids in 3rd grade, when can be treated with the best result.
Excision Of Polyp In Rectum
Endoscopic ultrasound is a very helpful technique in evaluation, if a polyp is still in in situ stage and may be excised by endoscopic way or if surgically removal is inevitable. The following video shows...
Gallstones In Common Bile Duct - ERCP
The following video presents an ERCP procedure and gallstone withdrawal. A biliary balloon with a basket was used here after a sphincterotomy. Also, cholecystectomy in laparoscopy way was performed for...
Excision Of Flat Polyp In Colon
Excision of lession in the caecum such as flat polyps is a challenginig procedure for endoscopists.The most common techniques here are: fragmentary excision, laserotherapy or submucosal injetion. All...
Hemorrhoids In 4th Grade
The following video shows 4th stage hemorrhoids with hypertrophic rectal mucosa.
Stent Placement, Colorectal Cancer
The following video presents a metalic stent location in the course of colon cancer. Paliative treatment.
Bowel Examination - Capsule Endoscopy
The following video presents a bowel examination using the capsule endoscopy.
Solid Pseudopapillary Tumor - Pancreas
Solid Pseudopapillary pancreatic tumor is a neoplasm with low risk of malignant development, usually seen in young women, distinguished with solid, cystic and papillary character and acinar, ductal and...
Stent In Esophagus - Replacement
Postoperative fistula may be an indication for esophageal stenting. Esophageal fistulas can develop a connection between the skin (esophagocutaneous fistulas), the trachea (esophagotracheal fistulas)...
Malignant Polyp Excision From Colon
The following video shows malignant polyp excision from colon during colonoscopy.
Pancreas Cancer In EUS - Stage T4N1M0
Pancreas cancer treatment efficacy and it's consequence depend mainly on cancer's stage. To standarize the tumor advance range, a staging system of the American Joint Committee on Cancer (AJCC) TNM is...
Inlet Patch In Esophagus
Congenital remains of mucosa of the stomach in the esophagus, being a result of a failure gasrtic development are known as the esophgeal inlet patch. It can be found in even 10% of adults and 5% in chidren....
Bleeding From Duodenal Bulb - Laserotherapy
Arteriovenous malformations (AVMs) are more occasional in patient suffering from chronic renal failure and may manifest in bleeding when the anticoagulation (heparin) is in use during the dialysis. The...
Arteriovenous Malformation (AVM) In Colon - Laserotherapy
Devolution of the enteric blood vessels is usually connected in ageing what is a cause of angiodysplasia in adult. The most common theory about it is the phisiological vessels contraction and an dilation...