The Department of Medicine provides general and specialized outpatient and inpatient care for adult patients (age 19 years old and above). It aims to provide accessible, world-class compassionate and integrative healthcare service through a comprehensive and integrated multidisciplinary approach. The department is composed of the following sections: Allergy & Immunology, Cardiology, Endocrinology, Gastroenterology, General Internal Medicine, Hematology, Infectious Disease, Nephrology, Medical Oncology, Pulmonology, and Rheumatology.  This manual describes the privileges and responsibilities of physicians, conducts of patient care, continuing education of the medical staff, and monitoring and evaluation of clinical outcomes, and the policies of the Residency training program of the Department.


The Department of Internal Medicine shall be the center of excellence providing high-quality, compassionate patient care and training of both clinically competent and scholarly internists whom we envision to be future leaders.


  1. To deliver accessible, world-class, compassionate and integrative healthcare service to every individual by excellent and competent medical staff.
  2. To provide a comprehensive, holistic and accredited residency training program.
  3. To provide opportunities for research and continuing medical education to the consultant staff and trainees.

In support of this mission/vision the department hereby creates this Internal Medicine Residency Training Program to produce a well-rounded internal medicine specialist – “The Internist”

“The Internist” (Adopted from the Residency Training Program Guide 2001)

Is A Doctor of Medicine who is trained to diagnose and treat adults (from adolescence to senescence) afflicted with medically treatable diseases and disorders ranging from the common to the rare, from simple to complex; including the puzzling, the chronic and the multiple. He is entrusted to bring to patients an understanding of wellness (health promotion and disease prevention). He is responsible for updating his knowledge in many areas of Cardiovascular Diseases, Cancer, Diabetes, Gastrointestinal, Infections, Renal and Pulmonary Diseases; Allergology, and Immunology, Hematology, Rheumatology, Critical Care, Common problems of the Eyes, Ears, Skin, Brain, and Nerves, Reproduction and Women’s Health, Mental Health, and Public Health; including Clinical Nutrition, Clinical Pharmacology and Therapeutics, Adolescent Medicine, Substance Abuse and Dependence, Geriatric Medicine, Tropical Medicine, Occupational and Environmental Medicine, Physical Medicine, and Rehabilitation. 

In his role as primary attending physician, he aims to take care of the whole patient for life, in the various settings of the office or clinic, hospital, intensive care and nursing homes. He coordinates care with other medical specialists and manages associated difficult medical problems. Often, in his role of medical consultant, he is referred to as the “doctors’ doctor”.

The Department of Medicine is further divided into 8 sections:


The Section of Allergy & Immunology provides diagnosis and treatment of patients with anaphylaxis, allergic and non-allergic rhinitis (hay fever), asthma, adverse drug reactions, angioedema, urticaria (hives), atopic dermatitis (eczema), contact dermatitis, food and environmental allergies.  It also provides diagnosis and treatment of patients with immunodeficiency disorders and immunologic causes of recurrent pregnancy loss and infertility (Reproductive Immunology).

Our allergists/immunologists use a multidisciplinary approach, consulting with specialists in dermatology, otorhinolaryngology, critical care, radiology, rheumatology, infectious diseases, and obstetrics/gynecology, when needed.  Services and treatments include allergy skin testing, medications, immunotherapy, and intravenous immunoglobulin, among others.

For patients diagnosed with allergic or immunologic disorders, we offer a broad range of treatment options from medications to immunotherapy and prevention.

Services and Treatment:

  1. Allergy skin testing
  2. Immunotherapy
  3. Allergy medications

In summary:

  1. Diagnosis & management of allergies, allergic asthma and immunologic diseases
  2. Diagnosis & management of immunologic causes of recurrent pregnancy loss & infertility (Reproductive Immunology)
  3. Allergy skin testing to food and airborne allergens
  4. Food allergy challenges
  5. Drug skin testing / test dose / desensitization
  6. Allergen immunotherapy for allergic rhinitis and asthma
  7. Lymphocyte immunotherapy in Reproductive Immunology
  8. Patient education in the prevention of allergic disease through environmental control


The Section of Gastroenterology and Hepatology offers a full range of comprehensive diagnostic and therapeutic services for patients with gastrointestinal, pancreatic, liver and biliary disorders.  Our board certified gastroenterologists provide expertise in the treatment of common as well as challenging gastrointestinal disorders such as peptic ulcer disease, gastro esophageal reflux disease, functional gastrointestinal disorders, gastrointestinal malignancies, inflammatory bowel diseases, gallstones and other biliary diseases, pancreatic diseases, hepatitis, cirrhosis and other liver diseases.

The Asian Hospital and Medical Center Endoscopy Unit provides both outpatient and inpatient procedures in the management of a variety of gastrointestinal and biliary disorders.  Our highly-trained staff perform a wide variety of diagnostic and therapeutic endoscopic procedures that include upper gastrointestinal endoscopy (esophagogastroduodenoscopy), colonoscopy, endoscopic removal of polyps from the colon and stomach,  endoscopic control of gastrointestinal bleeding  (injection sclerotherapy, bipolar probe coagulation,  argon plasma coagulation, endoscopic hemoclip placement), percutaneous  gastrostomy tube placement (PEG), endoscopic retrograde pancreato- cholangiography (ERCP), sphincterotomy and removal of gallstones in the bile duct , endoscopic placement of gastrointestinal and  biliary stents. Other procedures such as arteriography, percutaneous transhepatic cholangiography (PTC) with biliary drainage (PTBD), super selective arterial embolization, transarterial chemoembolization (TACE) with or without drug eluting beads, radiofrequency ablation (RFA), placement of wires for radiation therapy and various isotope scans are carried out in conjunction with the Department of Radiology and Department of Nuclear Medicine. 

Together with the Asian Cancer Institute, the Section of Oncology, the Department of Surgery and Department of Radiology, the Section also offers comprehensive multidisciplinary approach towards the prevention, diagnosis and management of gastrointestinal, hepatic and pancreatic malignancies. This approach ensures that all patients receive timely treatment and care from appropriately skilled professionals, preserves continuity of care, and gives patients adequate information and support.


The Section of General Internal Medicine is the ideal entry point of management for any symptomatic patient necessitating outpatient care. Also known as the Section of Adult Medicine, it is dedicated to multidisciplinary diagnosis of illnesses commonly found in members of the adult population. It is also responsible for both primary and secondary medical treatment of common medical problems. The section is also tasked with the responsibility for well adult clinics, including annual physical examinations. The section also ensures that a treatment plan is coordinated, cohesive, coherent, and integrated. It is also well-suited for outpatient triage and resolving pitfalls in diagnosis.


Section is a subspecialty under the department of Internal Medicine. The section leads in the implementation of Infection Prevention and Control in the hospital.  It offers a wide range of other services such as the diagnosis and management of the following infectious diseases:

  • Community-Acquired Pneumonia and other respiratory infections
  • Tuberculosis, all forms
  • Sepsis
  • Urinary tract Infection
  • Typhoid fever
  • Leptospirosis
  • Dengue fever
  • Diarrheal diseases
  • Intra-abdominal infections
  • Skin and Soft Tissue infections
  • Meningitis and other neurologic infections
  • HIV/AIDS and other sexually-transmitted infections
  • Hospital-acquired infections
  • Emerging and re-emerging infections 

The section also advocates (1) prevention of vaccine–preventable diseases through provision of vaccination, (2) prevention of antimicrobial resistance through the antimicrobial stewardship program, and (3) prevention of healthcare-associated infection (HCAI) through implementation of HCAI bundles of care and other infection control programs.  It has also established a HIV/AIDS Core team which aims to provide a holistic approach in the diagnosis and management of HIV/AIDS and opportunistic infections.


Our board-certified adult nephrologists offer comprehensive medical services for patients with kidney diseases and disorders.  We provide diagnostic and treatment services and work in close collaboration with other specialties to provide multidisciplinary care of the following conditions:  

  1. Urinary tract infections
  2. Vesicoureteral reflux
  3. Congenital urologic/nephrologic disorders
  4. Diagnosed kidney abnormalities
  5. Hematuria 
  6. Proteinuria 
  7. Glomerulonephritis, acute and chronic
  8. Nephrotic syndrome
  9. Dysplastic kidneys
  10. Polycystic kidney disease
  11. Acute kidney injury 
  12. Chronic renal failure
  13. End-stage renal disease
  14. Nephrogenic diabetes insipidus
  15. Renal tubular disorders (e.g. renal tubuler acidosis, Gitelman’s syndrome, Bartter syndrome)
  16. Multisystem diseases with renal manifestation
  17. Diabetic kidney disease
  18. Enuresis (bedwetting)
  19. Hypertension
  20. Kidney stones

Other Services:

  • Renal Replacement Therapy
  • Hemodialysis
  • Peritoneal dialysis
  • Kidney biopsy


The Section of Medical Oncology is composed of Internists with sub specialization in cancer care and management, particularly for solid tumors and lymphomas.  It offers a wide range of services such as cancer screening, diagnosis, treatment (chemotherapy, hormonal therapy, targeted therapy, biological therapy, and immunotherapy), palliative care and end of life counseling. The credentialed medical oncologists provide detailed discussion with patients and their families regarding therapeutic options, and prevention and management of possible side effects. The section is also an integral part of the Asian Cancer Institute (ACI) which promotes multidisciplinary-interdisciplinary team approach in cancer care. This translates into a more effective process in improving patient satisfaction.

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