"kilo (SI prefix for 103)"
"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 - misc"
"K"
"Kirschner wire"
"Kerma: kinetic energy released per unit mass"
"Kr: krypton"
"KTx: kidney transplant"
"kelvin (SI unit of temperature) (never oK/degrees kelvin)"
"kilo (SI prefix for 103)"
"KAP: kerma area product"
"KARMA: KARolinska MAmmography Project for Risk Prediction of Breast Cancer"
"KB: kilobyte"
"KC: keratoconus"
"KCOT: keratocystic odontic tumour"
"KDIGO: Kidney Disease Improving Global Outcomes"
"KDOQI: Kidney Dialysis Outcomes Quality Initiative"
"KFD: Kikuchi-Fujimoto disease"
"KG: kilogram"
"KL: Kellgren-Lawrence"
"KOA: knee osteoarthritis"
"KOT: keratocystic odontic tumour"
"KQ: key question"
"KUB: kidneys, ureters, and bladder"
"kV-OBI: kilovoltage on-board imaging"
"vitamin (German: Koagulationsvitamin)"
"KARMA: KARolinska MAmmography Project for Risk Prediction of Breast Cancer"
"KDIGO: Kidney Disease Improving Global Outcomes"
"KDOQI: Kidney Dialysis Outcomes Quality Initiative"