Welcome to Dr Winston Woon's Blog
Dr. Winston Woon provides specialised care in general surgical conditions. His subspecialty is in laparoscopic/robotic liver and pancreas surgery. In this blog he pens down patient cases and general thoughts to better educate his patients. We hope you find this site educational and useful.
28th October 2023 https://youtu.be/wVLgoqqkNng?si=JiGev_8W_m01EjAN The terminology used in this segment will be medically focused (aka more surgical terms). This segment will share some of my personal experience and techniques which I have used in the past. Some of the so called “exit strategy in a difficult case”. a) Calot’s triangle – Calot first described the boundaries as the common hepatic duct,…
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28th October 2023 https://youtu.be/wVLgoqqkNng?si=JiGev_8W_m01EjAN The terminology used in this segment will be medically focused (aka more surgical terms). This segment will share some of my personal experience and techniques which I have used in the past. Some of the so called “exit strategy in a difficult case”. a) Calot’s triangle – Calot first described the boundaries as the common hepatic duct,…
Continue Reading →
21st October 2023. Earlier this year, I was invited to speak at the 9th Biennial Congress of the Asian Pacific Hepato Pancreato Biliary Association on the topic of managing a difficult gallbladder. Unfortunately, I had other commitments and had to decline the invite. This article will share with you my thoughts and my personal experiences. When we perform surgery, we do not…
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21st October 2023. Earlier this year, I was invited to speak at the 9th Biennial Congress of the Asian Pacific Hepato Pancreato Biliary Association on the topic of managing a difficult gallbladder. Unfortunately, I had other commitments and had to decline the invite. This article will share with you my thoughts and my personal experiences. When we perform surgery, we do not…
Continue Reading →
8th June 2023. Came across this interesting case earlier this year. Elderly patient with a history of known gallstone disease. Presented with a week history of abdominal pain and abdominal distention. He also felt nauseated and vomited numerous times. On examination, his abdomen was grossly distended and generally tender. A CT scan of the abdomen was ordered and it showed a large…
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8th June 2023. Came across this interesting case earlier this year. Elderly patient with a history of known gallstone disease. Presented with a week history of abdominal pain and abdominal distention. He also felt nauseated and vomited numerous times. On examination, his abdomen was grossly distended and generally tender. A CT scan of the abdomen was ordered and it showed a large…
Continue Reading →
14th October 2022 Gallstones occurs in 20% of the population. Common complications are infected gallbladder (cholecystitis), inflammed pancreas (pancreatitis) and bile duct infection (cholangitis). I recently had a patient with a rare complication of gallstones. The patient presented with jaundice and gallstones that eroded through the gallbladder into the common hepatic duct. This condition is called Mirizzi syndrome. Pablo Mirizzi is an…
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14th October 2022 Gallstones occurs in 20% of the population. Common complications are infected gallbladder (cholecystitis), inflammed pancreas (pancreatitis) and bile duct infection (cholangitis). I recently had a patient with a rare complication of gallstones. The patient presented with jaundice and gallstones that eroded through the gallbladder into the common hepatic duct. This condition is called Mirizzi syndrome. Pablo Mirizzi is an…
Continue Reading →
1st July 2022 Laparoscopic cholecystectomy (LC) or keyhole surgery removing the gallbladder was first done in Singapore in 1990. My own experience in this procedure started in the early 2000s. There are lots of surgical literature regarding the safety and techniques of gallbladder surgery. Recently there is also a trend to publish classifications of cholecystitis (infected gallbladder). Current teaching in laparoscopic…
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1st July 2022 Laparoscopic cholecystectomy (LC) or keyhole surgery removing the gallbladder was first done in Singapore in 1990. My own experience in this procedure started in the early 2000s. There are lots of surgical literature regarding the safety and techniques of gallbladder surgery. Recently there is also a trend to publish classifications of cholecystitis (infected gallbladder). Current teaching in laparoscopic…
Continue Reading →
25th April 2022 Singapore is an affluent society. Many people who live in this country undergo annual health screening. Many of these health screening packages include numerous tumour markers. Carcinoembryonic antigen (CEA), carbohydrate antigen 19-9 (Ca 19.9) and alpha fetoprotein (afp) are some of the tumour markers which I often come across. In this passage, I will only discuss the most common…
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25th April 2022 Singapore is an affluent society. Many people who live in this country undergo annual health screening. Many of these health screening packages include numerous tumour markers. Carcinoembryonic antigen (CEA), carbohydrate antigen 19-9 (Ca 19.9) and alpha fetoprotein (afp) are some of the tumour markers which I often come across. In this passage, I will only discuss the most common…
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Between 2014 and 2018, it was recorded that an average of 14 people were diagnosed with cancer daily. Of all the different types of cancers diagnosed in Singapore, breast cancer is the most common amongst women and colo-rectum cancer is widespread amongst men. With an estimated 1,119 cases, pancreatic cancer is listed as one of the top ten cancers that affect men….
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Between 2014 and 2018, it was recorded that an average of 14 people were diagnosed with cancer daily. Of all the different types of cancers diagnosed in Singapore, breast cancer is the most common amongst women and colo-rectum cancer is widespread amongst men. With an estimated 1,119 cases, pancreatic cancer is listed as one of the top ten cancers that affect men….
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Pancreatic cancer is a disease that begins in the pancreas — an organ in the abdomen responsible for producing digestive enzymes and hormones such as insulin to regulate blood sugar levels. Both non-cancerous (benign) and cancerous (malignant) tumours may form in the tissues of the pancreas, which may spread to other organs if left untreated. Pancreatic cancer causes remain largely unknown. However,…
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Pancreatic cancer is a disease that begins in the pancreas — an organ in the abdomen responsible for producing digestive enzymes and hormones such as insulin to regulate blood sugar levels. Both non-cancerous (benign) and cancerous (malignant) tumours may form in the tissues of the pancreas, which may spread to other organs if left untreated. Pancreatic cancer causes remain largely unknown. However,…
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Hernia operations are one of the most common procedures performed in this day and age. In the United States alone, an estimated one million hernia repairs are done annually. Found in varying types and severity, it can occur in anyone, including newborns and adults. Although specific types of hernias can disappear on their own when present in infants, their formation in those…
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Hernia operations are one of the most common procedures performed in this day and age. In the United States alone, an estimated one million hernia repairs are done annually. Found in varying types and severity, it can occur in anyone, including newborns and adults. Although specific types of hernias can disappear on their own when present in infants, their formation in those…
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9th November 2020 – “After giving birth, I have a lump and a bulge in my tummy!” This is a common complain after giving birth. This is especially so in mothers with big babies. They noticed a bulge in the abdomen when they are standing up or a protrusion through the belly button. This is often associated with some discomfort or…
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9th November 2020 – “After giving birth, I have a lump and a bulge in my tummy!” This is a common complain after giving birth. This is especially so in mothers with big babies. They noticed a bulge in the abdomen when they are standing up or a protrusion through the belly button. This is often associated with some discomfort or…
Continue Reading →
