WikiBiomeThe human microbiome encyclopediaA reconciled index: each signature opens inside its canonical disease record, where five evidence layers and the full disease narrative live together.
The most common form of dementia, affecting an estimated 55 million people worldwide and projected to triple by 2050 zhang 2024 recent advances alzheimers mechanisms trials. Characterized by progressive memory loss, cognitive decline, amyloid-beta plaques, and neurofibr…
Anxiety disorders are the most prevalent mental health conditions globally, affecting ~280 million people (~4.8% of the world population). They encompass generalized anxiety disorder (GAD), social anxiety, panic disorder, and phobias. In the WikiBiome context, anxiety f…
Atherosclerosis is a chronic inflammatory disease of arterial walls characterized by lipid-laden plaque formation, endothelial dysfunction, and progressive vascular occlusion. It is the pathological substrate underlying coronary artery disease, stroke, and peripheral ar…
A neurodevelopmental condition affecting approximately 1 in 36 children (US CDC 2023 estimate), characterized by differences in social communication, restricted interests, and repetitive behaviors. From a metallomics perspective, ASD presents a compelling convergence of…
Barrett's esophagus (BE) is a premalignant condition in which the normal squamous epithelium of the distal esophagus is replaced by intestinal-type columnar epithelium (intestinal metaplasia). It is the primary risk factor for esophageal adenocarcinoma (EAC), a cancer w…
Breast cancer is the most common cancer in women worldwide, with approximately 2.3 million new cases annually. While genetic, hormonal, and lifestyle factors are well-established risk determinants, the metallomic dimension reveals a consistent pattern of trace element d…
Cardiovascular disease (CVD) -- encompassing atherosclerosis, coronary artery disease, hypertension, myocardial infarction, heart failure, and stroke -- is the leading cause of death globally. The gut-heart axis has emerged as a central paradigm linking microbial metabo…
Celiac disease is a chronic autoimmune condition triggered by dietary gluten (gliadin proteins from wheat, barley, and rye) in genetically susceptible individuals (HLA-DQ2/DQ8, carried by ~30-40% of Europeans but penetrant in only ~1% of carriers). Gluten exposure cause…
Cerebral palsy (CP) is the most common motor disability in childhood, affecting 2-3 per 1,000 live births allen 2021 multi organ dysfunction cerebral palsy. Characterized by non-progressive disturbances in movement and posture arising from injury to the developing brain…
A progressive loss of kidney function affecting approximately 850 million people worldwide (10–14% of adults), causing 1.2 million deaths annually. CKD is unique among diseases in this wiki because it occupies both sides of the metal-disease equation: heavy metals (Cd, …
Colorectal cancer (CRC) is the third most common cancer worldwide and the second leading cause of cancer death. Over 90% of cases are sporadic, driven by a complex interplay between genetic predisposition, dietary habits, gut microbiome composition, and environmental ex…
A chronic, relapsing-remitting inflammatory bowel disease (IBD) characterized by transmural inflammation of the gastrointestinal tract, most commonly affecting the terminal ileum and colon but capable of involving any segment from mouth to anus zhang 2017 intestinal mic…
Depression is the most prevalent mental health disorder globally, affecting over 280 million people zhu 2025 microbiota gut brain axis depression review, and one of the most metal-sensitive conditions in this wiki. It sits at the convergence of nearly every pathway cata…
Endometriosis is a chronic estrogen-dependent inflammatory condition affecting approximately 10% of reproductive-age women, characterized by the growth of endometrial-like tissue outside the uterus colonetti 2023 gut vaginal microbiota endometriosis meta analysis. The c…
Epilepsy is a chronic neurological disorder characterized by recurrent unprovoked seizures, affecting ~50 million people worldwide. Approximately 30% of patients have drug-resistant epilepsy -- a population where microbiome-targeted interventions (particularly the ketog…
Erectile dysfunction (ED) affects 30-50% of men aged 40-70 Feldman et al. 1994, with prevalence increasing with age. Conventionally understood as a vascular and/or neurogenic disorder, ED is now recognized as a condition with a significant gut microbiome component -- th…
Affects approximately 48 million women worldwide (WHO global infertility prevalence estimates). From a microbiome-metallomics perspective, female infertility sits at the intersection of the estrobolome (microbial estrogen metabolism), heavy metal reproductive toxicity (…
Fibromyalgia (FM) is a chronic pain syndrome affecting 2-4% of the global population Heidari et al. 2017, characterized by widespread musculoskeletal pain, fatigue, cognitive dysfunction ("fibro fog"), and sleep disturbances. Conventionally attributed to central sensiti…
The fifth most common cancer worldwide and third leading cause of cancer death, with over 1 million new cases annually. Gastric cancer stands unique in this wiki as the disease where a single microorganism -- helicobacter pylori -- provides the dominant causal pathway, …
Gastroesophageal reflux disease (GERD) is a chronic condition in which stomach acid or bile flows back into the esophagus, causing mucosal damage and symptoms such as heartburn and regurgitation. Affecting approximately 20% of Western populations, GERD is conventionally…
Gestational diabetes mellitus (GDM) is a condition of glucose intolerance first recognized during pregnancy, affecting approximately 14% of pregnancies worldwide. It carries risks for both mother and offspring, including increased likelihood of developing type 2 diabete…
Graves' disease (GD) is an autoimmune thyroid disorder characterized by TSH receptor antibodies (TRAb) that stimulate the thyroid gland, causing hyperthyroidism kahaly 2022 graves disease targeted therapy review. It is the most common cause of hyperthyroidism, with conc…
Hashimoto's thyroiditis (HT) is the most common autoimmune disease globally and the leading cause of hypothyroidism. Chronic lymphocytic infiltration of the thyroid gland progressively destroys follicular architecture, reducing thyroid hormone output. Prevalence is 5-10…
Sustained elevation of systemic blood pressure, affecting an estimated 1.3 billion adults worldwide and the leading modifiable risk factor for cardiovascular disease, stroke, and chronic kidney disease. The gut microbiome-blood pressure axis has emerged as a major resea…
An umbrella term for chronic relapsing-remitting inflammatory conditions of the gastrointestinal tract, principally crohns disease (CD; transmural, any GI segment) and ulcerative colitis (UC; mucosal, colon only). Approximately 6 million patients worldwide. IBD represen…
A functional gastrointestinal disorder affecting 10-15% of the global population, characterized by chronic abdominal pain, bloating, and altered bowel habits (diarrhea-predominant, constipation-predominant, or mixed) without identifiable structural pathology. From a met…
Post-acute sequelae of SARS-CoV-2 infection (PASC), affecting an estimated 10-30% of COVID-19 survivors (WHO and CDC post-acute surveillance estimates) with symptoms persisting 12 weeks. Characterized by fatigue, cognitive dysfunction ("brain fog"), exercise intolerance…
Multiple sclerosis (MS) is a chronic autoimmune demyelinating disease of the central nervous system, with a global prevalence of approximately 2.8 million attfield 2022 immunology ms nature review. The conventional framing centers on genetic susceptibility (HLA-DRB115:0…
Necrotizing enterocolitis (NEC) is the most common and lethal gastrointestinal emergency in premature infants, affecting 5-12% of very low birth weight neonates (<1500 g) with mortality rates of 20-30%. Characterized by intestinal inflammation, necrosis, and perforation…
A chronic metabolic condition affecting over 1 billion people globally, characterized by excess adipose tissue accumulation, systemic low-grade inflammation, and gut microbiome disruption pendergrass 2026 heavy metals obesity epidemic. From a metallomics perspective, ob…
Ovarian cancer is the most lethal gynecological malignancy, with approximately 314,000 new cases and 207,000 deaths annually worldwide. Its poor prognosis stems largely from late-stage diagnosis (70% at stage III/IV) and the development of chemoresistance. From a metall…
Pancreatic cancer is the fifth leading cause of cancer death in Western nations, with rising incidence globally. Pancreatic ductal adenocarcinoma (PDAC) accounts for over 90% of cases. Five-year survival remains approximately 12%, owing to late-stage diagnosis, aggressi…
Pancreatitis is inflammation of the pancreas, occurring in acute (AP) and chronic (CP) forms. Acute pancreatitis ranges from mild self-limiting disease to severe necrotizing pancreatitis with 20-30% mortality. Chronic pancreatitis is a risk factor for pancreatic cancer …
The second most common neurodegenerative disease, affecting over 10 million people worldwide dorsey 2018 parkinsons incidence meta analysis. Characterized by progressive loss of dopaminergic neurons in the substantia nigra, alpha-synuclein aggregation (Lewy bodies), and…
A metabolic-endocrine disorder affecting 6-20% of reproductive-age women worldwide, characterized by hyperandrogenism, oligo/anovulation, and polycystic ovary morphology (Rotterdam criteria) barrea 2019 mediterranean diet pcos. PCOS is the leading cause of anovulatory i…
Postpartum depression (PPD) affects 10-20% of women after delivery, with profound consequences for maternal health, infant bonding, and child neurodevelopment chao 2025 microbiota gut brain perinatal depression. The standard framing centers on hormonal withdrawal (estro…
Premenstrual Dysphoric Disorder (PMDD) affects 3-8% of menstruating individuals Epperson et al. 2012, causing severe mood disturbances, irritability, anxiety, and physical symptoms during the luteal phase of the menstrual cycle. Distinguished from premenstrual syndrome …
Rheumatoid arthritis (RA) is a chronic systemic autoimmune disease characterized by symmetric polyarthritis with progressive joint destruction, affecting approximately 1% of the global population. The conventional framing centers on genetic susceptibility (HLA-DRB1 shar…
A severe neuropsychiatric disorder affecting approximately 1% of the global population, characterized by positive symptoms (hallucinations, delusions), negative symptoms (anhedonia, social withdrawal, flat affect), and cognitive deficits. Life expectancy is reduced by 1…
Type 1 diabetes is an autoimmune disease in which immune-mediated destruction of insulin-producing beta cells in the pancreatic islets of Langerhans leads to lifelong insulin dependence. T1D is fundamentally distinct from type 2 diabetes, which is characterized by insul…
Type 2 diabetes (T2D) is a metabolic disease characterized by insulin resistance and progressive beta-cell dysfunction, affecting over 500 million people worldwide (IDF Diabetes Atlas 2021). The conventional framing centers on caloric excess and sedentary behavior. The …
A chronic inflammatory bowel disease characterized by continuous mucosal inflammation of the colon, extending proximally from the rectum. Unlike crohns disease, UC is limited to the colon, affects only the mucosa/submucosa (not transmural), produces no skip lesions, and…