Blog
Blog
Articles on gastrointestinal conditions, varicose veins and surgery, written by Dr. Bahir Hadi. 83 articles across 7 categories.
Every article is grounded in current Danish and international guidelines. Use the categories below to find articles relevant to your symptoms or treatment, or browse all articles further down the page.
Browse by category
Upcoming series · starts 2026-10-29
See category page →Rare gastrointestinal diseases – specialist guide
Achalasia, microscopic colitis, volvulus, Whipple, Budd-Chiari and other rare GI, liver and pancreas diagnoses explained by a surgical specialist.
- Volvulus and bowel twist: when the gut rotates on itself29 Oct
- Lynch syndrome: the hereditary bowel cancer you should know02 Nov
- Mastocytosis: when mast cells accumulate04 Nov
- Autoimmune hepatitis: when the immune system attacks the liver06 Nov
- GIST: gastrointestinal stromal tumour08 Nov
- Meckel's diverticulum: the most common congenital bowel anomaly10 Nov
Gastrointestinal articles – reflux, IBS, IBD
See all articles in this category →Surgical specialist explains reflux, IBS, IBD, ulcers and bowel disease. Symptoms, work-up and treatment at our Charlottenlund clinic.
Oesophagus
Stomach and duodenum
Colon and rectum
Appendicitis
Read article →Chronic Constipation
Read article →Chronic Diarrhea
Read article →Crohn's Disease
Read article →Crohn's disease vs. ulcerative colitis
Read article →Diverticula of the bowel
Read article →Diverticulitis vs. diverticulosis
Read article →Diverticulosis
Read article →Inflammatory bowel disease (IBD) – overview
Read article →Mucus in stool
Read article →Ulcerative Colitis
Read article →
Liver, biliary tract and pancreas
IBS and SIBO
Across the digestive tract
Black stool (melena)
Read article →Chronic abdominal pain – when to see a surgeon
Read article →Digestion and the gastrointestinal tract
Read article →Halitosis (chronic bad breath): clinical background, assessment and treatment
Read article →Natural probiotics through food: what do the large clinical trials show?
Read article →Probiotics in capsule form: what do large clinical trials show?
Read article →The gut-brain axis: what the research shows about gut and mood
Read article →The myth of colon hydrotherapy: what do the official health authorities say?
Read article →
Gut–brain axis disorders (DGBI) – Rome V
See all articles in this category →Disorders of Gut-Brain Interaction explained via the Rome V (2026) criteria: IBS, functional dyspepsia, anorectal and biliary DGBIs. Specialist overview.
More than just IBS: the expanded world of bowel DGBIs
Read article →The final stage of digestion: anorectal DGBIs
Read article →The malfunctioning engine: gastroduodenal DGBIs
Read article →The overlooked gatekeepers: gallbladder and sphincter of Oddi disorders
Read article →Three overlooked gut conditions: RCPD, adult abdominal migraine and rectal hyposensitivity
Read article →When the brain misinterprets the gut: centrally mediated pain
Read article →When the swallow stalls: understanding oesophageal DGBIs
Read article →
Anal surgery – hemorrhoids, fissure, fistula
See all articles in this category →Treatment of hemorrhoids, anal fissure, fistula and chronic anorectal pain by a specialist in surgery in Charlottenlund.
Anal Fissure
Read article →Anal fistula and abscess
Read article →Anal itching (pruritus ani)
Read article →Anal skin tags: symptoms and removal
Read article →Anorectal pain: 5 typical causes and what helps
Read article →Blood in stool: color guide, causes and when to see a doctor
Read article →Hemorrhoid or cancer? How to tell the difference
Read article →Hemorrhoids during pregnancy
Read article →Levator Ani Syndrome: pelvic floor pain, symptoms and treatment
Read article →Lichen Sclerosus
Read article →McGivney Banding
Read article →Proctalgia Fugax
Read article →Pudendal Neuralgia
Read article →Rectal prolapse
Read article →Surgical treatment of hemorrhoids
Read article →
Varicose veins – causes, symptoms, EVLT laser
See all articles in this category →Varicose vein guide: heredity, heavy legs, venous ulcers and EVLT laser treatment. Specialist clinic in Charlottenlund.
Are varicose veins dangerous?
Read article →Heavy, tired legs
Read article →Nocturnal calf cramps
Read article →Price of varicose vein treatment: referral, coverage and co-payment
Read article →Restless legs syndrome
Read article →Spider veins on the legs
Read article →Sports and exercise with varicose veins
Read article →Superficial thrombophlebitis
Read article →Swollen legs and ankles
Read article →Symptoms of deep vein thrombosis
Read article →Varicose veins and heredity
Read article →Varicose veins during pregnancy
Read article →Venous eczema and brown spots on the legs
Read article →Venous leg ulcer
Read article →
Endoscopy guide – colonoscopy & gastroscopy
See all articles in this category →How colonoscopy and gastroscopy work: preparation, findings like polyps, and when they are indicated. Specialist clinic in Charlottenlund.
Rare gastrointestinal diseases – specialist guide
See all articles in this category →Achalasia, microscopic colitis, volvulus, Whipple, Budd-Chiari and other rare GI, liver and pancreas diagnoses explained by a surgical specialist.
Achalasia: when the oesophagus won't open
Read article →Boerhaave syndrome: spontaneous oesophageal rupture
Read article →Clostridium difficile: when antibiotics push the gut over the edge
Read article →Coeliac disease: the atypical presentations that get missed
Read article →Gastroparesis: when the stomach empties too slowly
Read article →Haemochromatosis: when the body stores too much iron
Read article →Microscopic colitis: the overlooked cause of chronic watery diarrhoea
Read article →Whipple's disease
Read article →
Skin & subcutaneous lumps – lipomas
See all articles in this category →Removal of lipomas, atheromas and skin lesions under local anaesthetic. Outpatient surgery by a specialist in Charlottenlund.