Eligibility: Inclusion Criteria: * Subjects: diagnosed with Inflammatory Bowel Disease (Crohn's disease, ulcerative colitis, IBD-undetermined) * Available medical records to confirm IBD diagnosis (Crohn's disease, Ulcerative colitis, IBD undetermined (IBD-U)) * Healthy controls: no personal…

Eligibility: Inclusion Criteria: * Participants who are overtly healthy as determined by medical evaluation including medical history, physical examination, laboratory tests, and cardiac monitoring * White blood cell greater than or equal to (\>=) lower limit of normal (LLN), including both…

Eligibility: Inclusion criteria: * Male or female, ≥22 years of age (adults) * Suspected inflammatory bowel disease or irritable bowel syndrome with symptoms such as abdominal pain, diarrhea, altered appetite, weight loss, or anemia * Able to provide a sample according to the sampling protoc…

Eligibility: Inclusion Criteria: * Confirmed diagnosis of Inflammatory Bowel Disease * Crohn's disease in clinical remission (defined by a Harvey Bradshaw Index ≤ 5) or ulcerative colitis in clinical remission (defined by a Mayo score \< 3 and no subscore \> 1) for at least 3 months * Social…

Eligibility: Inclusion Criteria: * Able and willing to provide informed consent. * 18-89 years of age. * English speaking. * Diagnosis of CD based on typical clinical and histologic features. * Active disease on endoscopy: * SES-CD \>= 6 * SES-CD \>= 4 for isolated ileal disease * Curre…

Eligibility: Inclusion Criteria: Part A: 1. Has a confirmed diagnosis of CD at least 3 months before screening, based on endoscopy results. 2. Has moderately to severely active CD at Screening, defined as an SES-CD \>=6 (\>=4 if isolated ileal disease). 3. Has demonstrated at least 1 of the…

Eligibility: Inclusion Criteria: * Children under the age of 18 years, * Patients diagnosed with CD. * Patients commenced on risankizumab by treating physician (at least one dose), either alone or in combination with any other CD medications, at any stage of the disease. Exclusion Criteria:…

Eligibility: Inclusion Criteria: * Adult inpatients with Crohn's disease, ulcerative colitis or inflammatory bowel disease-unclassified. * Moderate-to-severe flare who fail to iv steroids and require infliximab as per standard of care by treating gastroenterologist Exclusion Criteria: * Pa…

Eligibility: Inclusion Criteria: * Willingness to participate and signed informed consent * Hebrew-speaking * Age 18-75 * Proven diagnosis of Crohn's disease, at least 3 months post-diagnosis * Stable medical treatment for the last 3 months * Any Harvey Bradshaw Index score * Ability to oper…

Eligibility: Inclusion Criteria: * Patient over 18 and under 65 years of age. * Patient with Inflammatory Bowel Disease diagnosed for at least 3 months. * Patient in remission, for at least 3 months: 1. clinical remission: Harvey-Bradshaw score (HBI) \< 5 for CD and a Mayo score \< 3 for…

Eligibility: Inclusion Criteria: Clinical diagnosis of Crohn's disease, with the diagnosis remaining unchanged after at least three months of follow-up. Willingness to undergo FMT (Fecal Microbiota Transplantation). Exclusion Criteria: Presence of serious conditions that made them unsuita…

Eligibility: Inclusion Criteria: 1. Age 12-80 years. Maximum age limit for subjects recruited at BCH will be 30 years. 2. A diagnosis of CD made by standard clinical, radiological, endoscopic and histological criteria. a. A subset of patients with Ileostomies or colostomies will be permi…

Eligibility: Inclusion Criteria: * Patients with inflammatory bowel disease (Crohn's disease, ulcerative colitis or IBD-U) starting a new advanced medical therapy * Patients with inflammatory bowel disease (Crohn's disease, ulcerative colitis or IBD-U) undergoing an IBD-related surgery * Age…

Eligibility: INCLUSION CRITERIA: 1. Male or nonpregnant, nonlactating females, ≥ 18 years of age. 2. An established diagnosis of CD or UC for at least 6 months based on standard clinical criteria, confirmed by the treating provider. 3. Current treatment with an approved TIM for treatment of…

Eligibility: Inclusion Criteria: * Patients with an established diagnosis of CD according to ECCO guidelines * Adult Crohn's disease (age ≥ 18 years) * Having undergone ileal, colonic, or ileocolonic resection without residual macroscopic lesions * With an anastomosis that can be reached by…

Eligibility: Inclusion Criteria: * Participants must have a diagnosis of Crohn's Disease (CD) or fistulizing CD, with active colitis, ileitis, or ileocolitis, confirmed at any time in the past by clinical, endoscopic, and histologic criteria. * Participants must have moderately to severely a…

Eligibility: Inclusion Criteria: * Patients can have either histologically confirmed malignancy that is radiologically evaluable and metastatic or unresectable, or have a malignancy for which a PD-1/PD-L1 inhibitor has been approved in the adjuvant setting. Eligible tumor types include solid…

Eligibility: Inclusion Criteria: * Ability to give informed consent * Ability to complete all study visits and study-related procedures * Ability to understand and complete study questionnaires * Must have at least one first-degree relative with inflammatory bowel disease (Crohn's disease, u…

Eligibility: Inclusion Criteria: * Age ≥18 years * Established diagnosis of inflammatory bowel disease (ICD-10: K50.\* Crohn's disease, K51.\* ulcerative colitis) * Ability to provide written informed consent * Ability to undergo ultrasonographic muscle assessment and handgrip strength testi…

Eligibility: Inclusion Criteria: * Adults aged ≥22 years No abdominal symptoms and no history of inflammatory bowel disease (IBD), irritable bowel syndrome (IBS), or other chronic intestinal disorders May have undergone colonoscopy with negative findings within the past month or never unde…