Dear Editor, Breast-conserving surgery (BCS) followed by radiation therapy for breast cancer offers improved cosmetic results and comparable long-term survival rates as mastectomy.1 However, BCS is associated with a higher risk for local recurrence, and published literature has reported re-excision rates as high as 20–70% due to positive resection...

Dear Editor, Childhood interstitial lung disease is a heterogeneous group of rare disorders featuring pulmonary interstitial remodelling and diffuse parenchymal infiltrates on imaging.1 Incidence is estimated at 0.13–16.2 cases/100,000 children per year.1 ABCA3 (ATP-Binding Cassette, Subfamily A, Member 3) (OMIM #601615) is expressed in alveolar type II cells involved...

An 81-year-old woman of healthy weight presented with a 2-week history of a painless right axillary lump. Physical examination revealed a 2cm firm nodule with a central keratinous plug in the right axilla (Fig. 1). The surrounding skin was pigmented, non-tender and indurated. Sonography of the nodule demonstrated an...

Public healthcare institutions (PHIs) in Singapore have a range of policies and guidelines for the management of patients presenting to the emergency department (ED) with blunt or penetrating major trauma. “Trauma team activation” is initiated by the ED specialist through the hospital call-centre, and is a process that mobilises...

Dear Editor, Symptomatic haemorrhoids is the most common anorectal disorder, where up to 75% of people experience symptoms sometime in their lives.1 The current gold standard for the surgical management of haemorrhoids is the Milligan-Morgan haemorrhoidectomy,2 with unrivalled long-term results.3 However, the technique is associated with significant postoperative pain,4,5 leading to...

Non-parasitic cystic lesions of the spleen are unusual. They are classified essentially as primary (true, epithelial) and secondary (pseudo, non-epithelial) based on the presence or absence of lining epithelium. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

The prevalence of human immunodeficiency virus (HIV) infection is rising at an exponential rate in Singapore. The surgical experience with this disease remains limited. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Radiation bowel injury is a significant clinical problem because of the technical difficulties of surgery. Among the more common causes is radiation of carcinoma of the cervix, because radiotherapy is the principle mode of treatment for this fourth most common malignancy in women in Singapore (after carcinoma of the...

Economic and social pressures are compelling surgeons to modify their practice. An increasing number of procedures are being done in an outpatient setting. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

First described by Johannes Muller in 1838 as a large, benign tumour of the breast. Phyllodes tumour is a rare pathological entity, accounting for no more that 1% to 3% of all breast lumps. This article is available only as a PDF. Please click on “Download PDF” on top to...

Thyroid nodule is a common problem in surgical practice. In 1994, more than 350 thyroid operations were performed in our department, of which 183 were for thyroid nodules. Conventional preoperative assessment of a patient with a thyroid nodule, including history and physical examination, radionuclide scan and ultrasonography, has been...

Hyperparathyroidism is well recognised as a clinical problem that has a myriad of presentation. The classical presenting symptoms of hypercalcaemia have been well documented but there is an even greater awareness that many non-specific symptoms like fatigue, depression and constipation are related to hypercalcaemia. This article is available only as...

Mr Koh Yong Guan, guest-of-honour; Dr Tan Ser Kiat, Master, Academy of Medicine; Dr K C Tan, Chairman, Chapter of Surgeons; Dr Robert Jalleh from Malaysia; Dr Idral Darwis from Indonesia; Dr P B Chacha, my esteemed partner; Dr John Isaac, Master of Ceremonies; fellow academicians, practitioners and friends,...

Doran, in 1903, reported the first case of adrenal cyst described by Greiselius in 1670. It was not until 1966 that Foster reported the 220th case. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

The multiply injured patient presents a challenge to even the most experienced surgeon. These patients often present in shock and require a rapid diagnostic work-up to determine the presence of ongoing haemorrhage. This article is available only as a PDF. Please click on “Download PDF” on top to view the...

Alternative medicine has become widely publicised throughout the world. Alternative medicine practitioners (AMPS), which include Oriental medicine doctors, traditional Chinese medicine practitioners, naturopaths and Ayurvedic medicine practitioners, tout the ability to heal many diseases using treatments which are unconventional and of questionable scientific basis. This article is available only as...

Faecal incontinence is the inability to control the passage of gas, liquid or solid through the anus. Its severity varies from infrequent passage of gas to persistent lack of control of solid stools. This article is available only as a PDF. Please click on “Download PDF” on top to view...

Although debridement of portions of liver that prolapsed through war wounds was recorded from distant times, attempts at resection of a solid liver tumour were first reported in the latter part of the 19th century. When one considers the enormous challenges faced by surgeons of the time, without the...

The decision whether to amputate or to attempt a limb salvage procedure in a mangled extremity is a difficult one. Numerous protocols have been published in the literature to help surgeons in the decision making. This article is available only as a PDF. Please click on “Download PDF” on top...

Colour image analysers have been extensively used in medical research since 1970 for histomorphometric studies. Image analysis gives more information and a better understanding of relative morphological changes in histological tissue sections. This is especially pertinent when different morphological areas are immunohistologically stained and present in contrasting colours or...

Despite intensive research and intervention, trauma continues to be the leading cause of death during the first three decades of life in the USA, and currently ranks as the fourth leading cause of mortality with over 160,000 deaths each year. Mortality following trauma occurs in three distinct periods. This article...

Liver transplantation (LTx) is the treatment of choice for many patients with end stage liver disease. However liver allograft availability prevents its widespread application. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Cancer is the most common cause of death in Singapore. Although there is a gradual decline in incidence of stomach cancer over the years, it is the third (10.1%) most common cancer in males and the fifth (6.5%) most common cancer in females in Singapore. This article is available only...

Inguinal hernia is one of the commonest surgical pathologies in the world. Laparoscopic totally extraperitoneal repair has been gaining popularity in recent years. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

The mandible is a unique bone in the human skeleton and occupies a prominent position in the craniofacial region. Traumatic injury to the face, especially in the lower third, may result in fractures of the mandible. This article is available only as a PDF. Please click on “Download PDF” on...

Beginning in 1991, the Department of Forensic Medicine (DFM), which undertakes all Coroner’s casework locally, embarked on an on-going review of Coroner’s perioperative autopsies on a triennial basis. The aim is to document significant clinico-pathological and medico-legal trends arising from perioperative deaths in anticipation of the increasing importance of...

Nipple discharge is a common disturbing symptom for many women and often leads to a surgical referral. It accounts for 3% to 5% of all breast symptoms. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

In the last century, Sir William Ferguson said: “amputation—one of the meanest and yet one of the greatest operations in surgery: mean, where resorted to where better may be done, great as the only step to give comfort and prolong life.” Progress in peripheral vascular surgery over the past...

Although there has been a significant decline in elective surgery for peptic ulcer disease with the introduction of H-2 blocker, the incidence of peptic ulcer perforation has remained relatively unchanged over the years. The mortality rate from perforated peptic ulcer remains high as more perforations occur in the elderly...

Firstly may I thank the Academy of Medicine and the Chapter of Surgeons for giving me this great privilege and honour to deliver the final lecture of the century for our series of Chapter of Surgeons lectures to close the 20th century and begin a new dawn in the...

Although the incidence of oesophageal carcinoma is declining, it still remains a common cancer in Singapore. From 1988 to 1992, it was the ninth most common cancer in males (age-standardised rate, 8.9 per 100,000). This article is available only as a PDF. Please click on “Download PDF” on top to...

Thyroglossal duct remnant is one of the most common lesions of the anterior midline neck. It occurs in 7% of adults1 and carcinoma is found in less than 1%. The majorities are papillary and mixed papillary-follicular carcinomas, with follicular and squamous cell carcinomas occurring far less frequently. This article is...

On a global basis, the use of ultrasonography to assist clinicians in obtaining timely diagnoses in abdominal trauma is not particularly new. The first reported case of sonography to evaluate patients with splenic haematomas was in 1971, and by 1976, series of up to 70 victims of blunt trauma...

Acute appendicitis is a common surgical emergency. However, it is often difficult to make an accurate preoperative diagnosis, especially during the early stage of the disease. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Although the detrimental effects of raised intra-abdominal pressure have been known for over 100 years, it is only in the last two decades that the clinical importance of these changes are being recognised.1-7 This coincides with the increasing availability of intensive care, which allows many more patients to survive...

Primary and secondary hepatic malignancies constitute a major health problem. Hepatocellular carcinoma accounts for 90% of all primary hepatic malignancies in the world. While relatively uncommon in Western countries, it is the most prevalent malignant neoplasm in Southeast Asia, South Africa, and many other regions. This article is available only...

Mucinous cystadenoma of the vermiform appendix is an uncommon entity. It is a benign lesion but may disseminate and lead to the development of pseudomyxoma peritonei. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Over the past decade, sonography as a screening tool in the evaluation of abdominal trauma has been thoroughly investigated. This modality was first used by the Japanese and German surgeons. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Surgeons as well as patients have recently shown much interest in stapled haemorrhoidectomy. This is a new technique, which is claimed to result in less pain than traditional operations for haemorrhoids. This article is available only as a PDF. Please click on “Download PDF” on top to view the full...

The recorded history of breast cancer management spans four millennia. This story about breast cancer management is also one about change, about resistance to and acceptance of change. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Internal hernia is defined as the protrusion of a viscus through a normal or abnormal opening within the confines of the abdominal cavity. This unusual cause of intestinal obstruction occurs in 4% of all cases of acute intestinal obstruction. This article is available only as a PDF. Please click on...

Worldwide, in the past decade, the application of magnetic resonance imaging (MRI) has increased tremendously in the management of musculoskeletal trauma. Not least is its application as a valuable diagnostic tool in occult hip fracture evaluation. This article is available only as a PDF. Please click on “Download PDF” on...

Today, laparoscopic surgery has achieved widespread acceptance among surgeons as well as the general public. Emergency laparoscopic procedures (ELPs) have been performed since the 1960s and with increasing experience, the benefits of laparoscopic surgery are being applied to non-elective situations. This article is available only as a PDF. Please click...

The carotid body was first described by von Haller in 1743. It is often a small ovoid or irregular mass composed of compact pinkish tan tissue and has an average size of 6 x 4 x 2 mm. This article is available only as a PDF. Please click on “Download...

Intrahepatic biliary stone or hepatolithiasis is an uncommon entity worldwide, with a higher incidence in East Asia in comparison to the West. As yet, the aetiology remains to be clearly defined. This article is available only as a PDF. Please click on “Download PDF” on top to view the full...

Acute ischaemia of the bowel is a devastating condition. Recently published figures on mortality range from 30% to 60%. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Malignant mesothelioma is a rare tumour and is typically associated with asbestos exposure. In endemic areas, it has an estimated incidence as high as 66 per million for men aged 35 and above. This article is available only as a PDF. Please click on “Download PDF” on top to view...

Colorectal carcinoma is the fourth most common malignancy and the second leading cause of death worldwide. Although surgical resection in combination with adjuvant chemotherapy in certain cases provide curative treatment, more than 50% will develop metastases in the course of their disease. This article is available only as a PDF....

This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

In 1982, Heald et al1 at the Basingstoke District General Hospital introduced the concept of total mesorectal excision (TME) as a means of performing optimal tumour clearance for patients with rectal cancer. Five cases were described where minute foci of adenocarcinoma was demonstrated in the mesorectum several centimetres distal...

It was previously thought that the vast majority of colorectal cancers were derived from polypoid adenomas. However, several investigators have noted that most colorectal cancers which developed from flat or depressed neoplastic lesions remained undetectable by conventional colonoscopy. This article is available only as a PDF. Please click on “Download...

Trauma represents a leading cause of death globally, and post-traumatic haemorrhage accounts for 40% of early mortality in spite of recent improvements in modern trauma care.1 Post-traumatic haemorrhage occurs primarily from direct injury to blood vessels, leading to exsanguination and hypovolaemic shock depending on the type and calibre of...

Inflammatory fibroid polyp is an uncommon nonneoplastic lesion found in the gastrointestinal tract. It is a benign, non-encapsulated submucosal lesion, composed mainly of loose connective tissues, vessels and with an eosinophilic inflammatory component. This article is available only as a PDF. Please click on “Download PDF” on top to view...

Next year, we celebrate a hundred years of medical education in Singapore. We have come a long way since 1821 – from a small, sleepy medical outpost catering to the British Armed Forces in the Far East, to an excellent state-of-the-art medical hub. This article is available only as a...

The littoral cells line the vascular channels of the red pulp of the spleen and have characteristics of endothelial and histiocytic cells. In 1991, Falk et al described and characterised the tumoural component. This article is available only as a PDF. Please click on “Download PDF” on top to view...

Singapore has a resident population of 3.26 million and 0.53 million foreign workers. Of these half a million foreigners, 450,000 are work permit holders, typically working in lower skill industries and blue-collar sectors, e.g. construction industry. This article is available only as a PDF. Please click on “Download PDF” on...

Cutaneous metastasis from colorectal adenocarcinoma is an interesting condition not only because of its rarity, it occurs in less than 4% of patients with colorectal cancers, but also because it implies a poor prognosis. We discuss 3 patients with rectal adenocarcinoma who subsequently developed cutaneous metastases. This article is available...

The management of necrotising pancreatitis has improved significantly over the last 2 decades, with a corresponding improvement in mortality rates. This improvement is largely attributed to advances in supportive therapy, diagnostic radiology and a better understanding of the pathophysiology of necrotising pancreatitis. This article is available only as a PDF....

Buprenorphine, more commonly known as Subutex (Reckitt Benckiser Pharmaceuticals), has been released in Singapore since 2002. Initially marketed as an opiate substitute to help addicts wean off their dependence, it has another formulation, Suboxone, which additionally contains naloxone as an active ingredient. This article is available only as a PDF....

A healthy 4-year-old Chinese girl was admitted to the hospital after a fall from a one-metre-high chair. She sustained a minor head injury to her right temporal region. There was no loss of consciousness, visual disturbances or motor dysfunction after the fall. She had symptoms of vomiting a few...

In clinically-oriented subjects such as surgery, specific guidelines for conducting small group teachings are lacking. Different methods are being practiced and researched in different clinical subjects. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

A 37-year-old man with no significant medical history underwent dental treatment. An injection dental needle used in the course of root canal treatment came loose, fell into the oral cavity and became directly irretrievable. This article is available only as a PDF. Please click on “Download PDF” on top to...

Medical professional proficiency comprises a set of skills, knowledge, and attitudes necessary to efficiently accomplish the practice of medicine. The major aim of undergraduate medical education in the region is to produce doctors who are competent and able to meet the health needs of the community while also being...

Burkitt’s lymphoma (BL) is a high grade B-cell neoplasm under the umbrella of non-Hodgkin’s lymphomas. It is predominantly seen in children but may also present in adults. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Critical limb ischaemia (CLI) is the most severe form of peripheral vascular disease where there is inadequate blood flow to a limb to maintain reasonable metabolic requirement of the tissues at rest. Eventual loss of limb is the feared sequelae of CLI. This article is available only as a PDF....

Workplace related accidents are major problems around the world and in Singapore. The Center For Disease Control and Prevention (CDC), United States reported a total of 5702 work related fatal injuries and a rate of 4.0 deaths per 100,000 workers in 2005, with falls and being struck by objects as the second and third...

Peritoneal dissemination of hepatocellular carcinoma (HCC) is a rare presentation, with an incidence of 2% to 6% detected during autopsy or laparoscopy. Although uncommon, the morbid and fatal complications associated with peritoneal metastases, especially in patients with liver cirrhosis and coagulation deficiencies, deserve renewed attention given recent advances in...

Colorectal cancer (CRC) is one of the commonest cancers worldwide with age standardised incidence rates of 22.8 to 64.2 and 19.0 to 46.7 per 100,000 in males and females, respectively. The disease accounts for one of the commonest causes of cancer death and the prognosis is closely related to...

The prognosis of patients with stage IV melanoma or recurrent melanoma is poor with an estimated median survival period of 6 months. The recent revised version of the American Joint Committee on Cancer (AJCC) staging system for cutaneous melanoma has further sub-divided melanoma metastatic sites to 3 specific categories;...

Desmoid tumours are fibrous benign tumours that are often indolent until local symptoms evolve. We highlight a rare case of a ruptured intra-abdominal desmoid tumour presenting as acute abdomen. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

A 45-year-old Chinese woman with no medical history or regular medications presented with painful nodules on her left shin that progressed to involve her right shin, thighs and lower back over a period of 3 months. There was associated lower limb joints stiffness. Systemic review revealed constitutional symptoms of...

A 61-year-old Chinese woman presented to the general surgery clinic for a long-standing lump over her proximal medial right thigh. The painless lump was first noticed 15 years ago and had been slowly enlarging since. She sought medical attention due to increasing discomfort while sitting and walking, as well...

Marjolin’s ulcers are malignancies that arise from areas of chronic irritation or injury that undergo malignant transformation after a period of many years. Such lesions are predominantly squamous cell carcinomas (SCC) and have long been associated with burn scars. Here we describe an unusual case of Marjolin’s ulcer that...

Paediatric choledochal cyst is an uncommon benign cystic dilatation of the biliary tree, and is more prevalent in Asia than in the West. Accepted treatment consists of complete excision of the cyst with bilio-enteric reconstruction. Left untreated, choledochal cysts can lead to significant morbidity and mortality, including spontaneous rupture,...

Dear Editor, Low-grade fibromyxoid sarcoma (LGFMS) is a rare form of neoplasm that usually occurs in the deep soft tissue of the lower limbs with a tendency towards local recurrence and distant metastasis. LGFMS affects mainly the young and middle-aged, with both gender having an equal chance of being affected. To...

A total proctocolectomy is considered the standard of care in patients with ulcerative colitis (UC). The indications for this operation in patients with UC include failure of medical treatment or dysplastic changes following endoscopic evaluation. The timing of the surgery could hence be highly variable among patients. This article is...

The population in Singapore is ageing rapidly. According to statistics, by 2030, 1 in 2 adults in Singapore will be >65 years old. As the life expectancy of the population has improved significantly in the past few decades, a substantial portion of this rapidly ageing population will place a...

Malnutrition is well described in liver cirrhosis. The hyperdynamic circulation and altered metabolism in cirrhosis result in a hypercatabolic state which accelerates tissue breakdown. Ascites and gastrointestinal dysmotility in advanced cirrhosis, compounded by the need for dietary restrictions, often result in early satiety and anorexia. Inevitably, liver transplant wait-list...

Oesophageal cancer is the 7th most common cancer in the world, with 572,034 new cases diagnosed in 2018, and is the 6th most common cause of cancer-related mortality worldwide. Oesophageal squamous cell carcinoma (SCC) is the predominant histological subtype. However, the incidence of adenocarcinoma has risen among the Western...

Intestinal obstruction (IO) caused by malignancy and adhesion bands from previous surgery is common among adults. However, IO caused by congenital adhesion bands (CAB) in the elderly is rare. We report a case of a 63-year-old man who presented with acute-on-chronic intestinal obstruction due to CAB, which caused pseudointestinal...

In the past 2 decades, the management of chronic venous insufficiency (CVI) has been revolutionised by the introduction of minimally invasive endovenous techniques, which have replaced open surgical high tie and stripping as the treatment of choice. CVI is common in the Western population and is reported to affect...

Transcatheter aortic valve implantation (TAVI) has markedly changed the way aortic valve stenosis is treated. It is 18 years since the first patient was treated with TAVI for severe aortic stenosis. The original concept of TAVI was simple: insert a stent-like device by creating an opening in the obstructed...

Penile cancer is a condition that accounts for approximately 0.4% of cancers among Singapore males. Overall, this is an uncommon cancer with higher rates in developing countries (2.8–6.8 per 100,000) compared to Western countries (as low as 0.3 per 100,000). However, in the UK, which is a developed country,...

Splenic artery aneurysms (SAAs) are uncommon and often asymptomatic. However, ruptured SAAs can be rapidly fatal. We reviewed the literature on SAAs and highlighted the management challenges faced in the emergency department (ED). This article is available only as a PDF. Please click on "Download PDF" on top to view...