The vast and intricate world of medicine encompasses a plethora of terms and nomenclatures. One may be surprised by the sheer number and variety of terms that are associated with just a single alphabet. The letter ‘I’, for instance, has its own rich set of medical terminologies. From diseases to drugs, many words under this category play a critical role in clinical understanding and communication.
Medical Terms That Start With I
Here is the list of the most popular words that start with the letter ‘I’:
- Immune
- Infection
- Inflammation
- Insulin
- Intestine
- Infarction
- Inhaler
- Intravenous
- Incision
- Iodine
Diseases and Conditions With I
- Influenza
- IBS (Irritable Bowel Syndrome)
- Insomnia
- Inflammatory Bowel Disease
- Ichthyosis
- Interstitial Cystitis
- Iron-deficiency Anemia
- Idiopathic Thrombocytopenic Purpura
- Ischemic Heart Disease
- Infectious Mononucleosis
- Infantile Paralysis
- Inguinal Hernia
Symptoms With I
- Itching
- Incontinence
- Insomnia
- Indigestion
- Irritability
- Inflammation
- Intermittent Claudication
- Icterus (jaundice)
- Infarction pain
- Impaired Vision
- Insatiable thirst
- Irregular heartbeat
Procedures With I
- Immunotherapy
- Intravenous Therapy
- Intubation
- Incision and Drainage
- Ileostomy
- Intramuscular Injection
- Insufflation
- Iridectomy
- Intracardiac Injection
- Intradermal Test
- Implantation
- Intracranial Pressure Monitoring
Medications With I
- Ibuprofen
- Insulin
- Imodium
- Itraconazole
- Imipramine
- Isosorbide
- Infliximab
- Ipratropium
- Imatinib
- Isoniazid
- Ifosfamide
- Isotretinoin
Imaging and Tests With I
- IVP (Intravenous Pyelogram)
- IMRT (Intensity Modulated Radiation Therapy)
- Insulin Tolerance Test
- Impedance Cardiography
- Indirect Ophthalmoscopy
- Intraocular Pressure Measurement
- Isoenzyme Studies
- Intradermal Test
- Immunofixation Electrophoresis
- Intracranial Pressure Monitoring
- Infrared Thermography
- Intravascular Ultrasound
Vaccination and Immunology With I
- Influenza Vaccine
- Immune Globulin
- IPV (Inactivated Poliovirus Vaccine)
- Immune Response
- Immunodeficiency
- Immunization
- Immunoelectrophoresis
- Immunosuppression
- Immunotherapy
- Immunoassay
- Immune Thrombocytopenic Purpura
- Immunogenicity
Drugs With I
- Ibuprofen
- Isoniazid
- Imipramine
- Indomethacin
- Itraconazole
- Isotretinoin
- Ifosfamide
- Insulin Glargine
- Iloprost
- Isosorbide Mononitrate
- Ivermectin
- Ixabepilone
A to Z Medical Glossary
A – B – C – D – E – F – G – H – I – J – K – L – M – N – O – P – Q – R – S – T – U – V – W – X – Y – Z
Medical Words With I & Their Meanings
- Idiopathic: Pertaining to a disease with no identifiable cause.
- Immune System: The body’s defense against harmful pathogens.
- Immunocompromised: Having an impaired immune system.
- Immunology: Study of the body’s immune system.
- Immunotherapy: Treatment that uses the body’s immune system to fight diseases.
- Impetigo: A highly contagious skin infection.
- Implantation: The attachment of the fertilized egg to the uterine lining.
- Incision: A cut made during surgery.
- Incontinence: Lack of voluntary control over urination or defecation.
- Incubation Period: Time between exposure to a pathogen and the appearance of symptoms.
- Infarction: Tissue death due to lack of blood supply.
- Infectious Disease: Disease caused by microorganisms that can be transmitted to others.
- Inferior: Situated below or directed downward.
- Inflammation: Body’s response to injury, often causing redness, swelling, and pain.
- Influenza: Viral infection also known as the flu.
- Inhalation: The act of breathing in.
- Innate Immunity: The body’s initial defense mechanism against pathogens.
- Insomnia: Difficulty falling or staying asleep.
- Insulin: Hormone that regulates blood sugar levels.
- Intercostal: Situated between the ribs.
- Intestinal Flora: Microorganisms living in the intestines.
- Intracellular: Located inside a cell.
- Intracranial: Within the skull.
- Intramuscular: Within the muscle.
- Intravenous: Within or into a vein.
- Iodine: An element used in the treatment and prevention of iodine deficiency.
- Iris: Colored part of the eye.
- Ischemia: Insufficient blood supply to an organ or tissue.
- Ilium: The largest part of the hip bone.
- Icterus: Another term for jaundice.
- Infertility: Inability to conceive after trying for one year.
- Ileum: The third and longest portion of the small intestine.
- Intubation: Insertion of a tube into the body for medical reasons.
- Immunoglobulin: A protein that functions as an antibody.
- Irradiation: Exposure to radiation.
- Intradermal: Within the layers of the skin.
- Isotope: A variant form of a chemical element.
- Interferon: A group of signaling proteins made and released by host cells in response to pathogens.
- Interstitial: Relating to spaces or interstices in a structure or part.
- Integumentary System: The organ system that protects the body from damage.
- Inotropic: Affecting the force of muscular contractions.
- Invasive: This refers to a procedure requiring the insertion of instruments or other objects into the body.
- Islets of Langerhans: Cell clusters in the pancreas that produce insulin.
- Inguinal: Pertaining to the groin area.
- Isthmus: A narrow connection between two larger bodies or parts.
- Ischium: The curved bone forms the base of each half of the pelvis.
- Impingement: Compression or squeezing of a part of the body.
- Inhaler: Device for administering medication in the form of a mist inhaled into the lungs.
- Inotropic Agents: Drugs that influence the force of the heart’s contraction.
- Intracardiac: Within the heart.
- Inositol: A carbohydrate found in the body that is often taken as a supplement.
- Insulinoma: A rare tumor of the pancreas that produces excess insulin.
- Insulin Resistance: Condition where cells fail to respond to the normal actions of insulin.
- Interstitial Fluid: Fluid that occupies the spaces between cells in the body.
- Immunosuppressive: Reducing the efficacy of the immune system.
- Isometric: Of equal dimensions or tension.
- Inferior Vena Cava: The large vein that returns deoxygenated blood from the lower half of the body to the heart.
- Interventional Radiology: A medical specialty focusing on minimally invasive, image-guided procedures.
- Impulse: An electrical signal transmitted along nerves.
- Innervation: The distribution or supply of nerve fibers to a particular area.
- Intussusception: A serious disorder in which part of the intestine slides into an adjacent part.
- Ileostomy: Surgical opening in the ileum to divert its contents.
- Incentive Spirometry: Breathing exercise to encourage deep breathing and prevent lung complications.
- Iritis: Inflammation of the iris in the eye.
- Induration: The process of hardening; a specific area of hardened tissue.
- Insufflation: Blowing or breathing into a body cavity.
- Idiosyncrasy: An unusual reaction of an individual to specific foods or drugs.
- Immunohistochemistry: A technique used to diagnose cells based on the antigens present in them.
- Inoculation: Introduction of a vaccine or other substance into the body.
- Inotrope: Substance that alters heart muscle contractility.
- Ion: An atom or group of atoms with an electrical charge.
- Ileitis: Inflammation of the ileum.
- Ileocecal Valve: A sphincter muscle valve that separates the small intestine and the large intestine.
- Inotropic Effect: Effect on the force of contraction of the heart.
- Iron-Deficiency Anemia: Anemia caused by inadequate iron.
- Insulin Shock: Severe hypoglycemia caused by an overdose of insulin.
- Intermittent Claudication: Cramping pain in the leg caused by inadequate blood supply.
- Iontophoresis: Use of an electric current to introduce ions of a medication into the tissues.
- Infliximab: Medication used to treat autoimmune diseases.
- Isoflurane: A type of inhalation anesthetic used in surgeries.
- Imiquimod: A prescription medication that boosts the immune system.
- Isolation: The process or fact of isolating or being isolated.
- Idarubicin: Chemotherapy drug used to treat certain types of leukemia.
- Ischemic Stroke: A type of stroke that occurs when the blood supply to part of the brain is interrupted.
- Intrathecal: Into or within the spinal canal.
- Indomethacin: Nonsteroidal anti-inflammatory drug (NSAID) used to reduce pain and inflammation.
- Inosine: A nucleoside that plays a role in the synthesis of ATP.
- Interstitial Nephritis: An inflammation of the spaces between renal tubules.
- Insufficiency: Inadequacy or unsuitableness.
- Iliac Crest: The large, prominent portion of the pelvic bone.
- Iodophor: A combination of iodine and a solubilizing agent.
- Intima: The innermost layer of an artery or vein.
- Interstitial Cells: Cells that are situated between other cells.
- Inoculum: The material used for inoculation.
- Infundibulum: A funnel-shaped cavity or passage.
- Integrase: An enzyme that aids the integration of viral DNA into host DNA.
- Iridectomy: Surgical removal of a portion of the iris.
- Intradermal Test: A test in which substances are injected into the skin to test for allergic reactions.
- Inotropic State: The force of contraction of the heart muscle.
- Inguinal Canal: Passage in the lower anterior abdominal wall which in males conveys the spermatic cord.
- Insulinoma: A tumor that produces insulin.
