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Ac: Actinium

ACC: Adrenal Cell carcinoma

ACS: Acute Coronary Syndrome

ACSI: Advanced Cyclotron Systems Inc. (Company, Canada)

AD: Alzheimer’s disease

ADC: Antibody-Drug Conjugate

ADHD: Attention Deficit and Hyperactivity Disorder

AECL: Atomic Energy of Canada Ltd

AEs: Adverse Events

AES: Affinity Enhancement System

AFP: Alpha Feto Protein

AG: Aktien Gesellschaft (Germany, Austria, Switzerland)

AHASA: As High As Safely Administrable

AIPES: Association of Imaging Producers and Equipment Suppliers (Brussels, Europe)

Ala: Alanine

ALARA:   As Low As Reasonably Achievable

ALARP:   As Low As Reasonably Practicable

ALL: Acute Lymphoblastic Leukemia

ALS: Amyotrophic Lateral Sclerosis

ALT: ALanine amino Transferase (also ALAT)

Am: Americium

AMD: Age-related Macular Degeneration

AMI: Acute Myocardial Infarction

AMIC: Advanced Medical Isotope Corporation

AML: Acute Myeloid Leukemia

AMYPAD: AMYloid Imaging to Prevent Alzheimer’s Disease (Europe)

ANDA: Abbreviated New Drug Application (USA)

ANSTO: Australian Nuclear Science and Technology Organisation

AP: Angina Pectoris

APC: Alkyl Phospho Choline

APE: Acute Pulmonary Emboli

API: Active Pharmaceutical Ingredient

Ar: Argon

As: arsenic

AST: ASpartate amino Transferase (also ASAT)

At: Astatine – 211At

ATC: Antimony Trisulfide Colloid

Au: Gold (from Latin “Aurum”) – 198Au

AVT: Acute Venous Thrombosis

Ba: Barium

BAHT: Beijing Atom High Tech (China)

BAM: Bile Acid Malabsorption or Malfunction

BBB: Blood Brain Barrier

BBN: Bombesin

BCC: Basal Cell Carcinoma

Be: Beryllium

Bi: Bismuth – 212Bi, 213Bi

BLA: Biologics License Application (USA)

BLIP: Brookhaven Linac Isotope Producer (USA)

BN: Bulimia Nervosa

BNCT: Boron Neutron Capture Therapy

BNL: Brookhaven National Laboratories (USA)

Bq: Becquerel (unit)

Br: Bromine

BRIC: Brazil, Russia, India, China

BRICS: BRIC including South Africa (since 2010)

BRICSI: BRIC including South Africa and Indonesia

BRIT: Board of Radiation and Isotope Technologies (India)

BSC: Basal Squamous Cell Carcinoma

bsMAb: Bispecific monoclonal antibody

C: Carbon like in 11C or 14C

ca: carrier added (low specific activity)

Ca: Calcium – 44Ca

CA: Carbonic Anhydrase (enzyme)

CAD: Coronary Artery Disease

CBR: Central Benzodiazepine Receptor

Cd: Cadmium

CEA: Carcino Embryonic Antigen

CEA: Commissariat à l’Energie Atomique (French Atomic Energy Commission)

CDIC: Canadian Development Investment Corporation

CDNM: Center for Development of Nuclear medicine (Russia)

CED: Coverage with Evidence Development

CEN: Centre d’Etudes de l’Energie Nucléaire (Belgium, French for SCK)

cf: carrier free (equivalent to nca)

Cf: Californium

CHD: Congenital Heart Disease

CHF: Congestion Heart Failure

CHMP: Committee for Medicinal Products for Human Use (EU)

Ci: Curie (unitdivided in mCi (millicuries)

CIAE: China Institute of Atomic Energy

CIS: Commonwealth of Independent States (former Soviet Union)

CKD: Chronic Kidney Disease

Cl: Chlorine

CLL: Chronic Lymphocytic Leukemia

CLO: Campylobacter-like organism test

Cm: Curium

CML: Chronic Myelomonocytic Leukemia

CMO: Contract Manufacturing Organization

CMS: Centers for Medicare and Medicaid Services (USA)

CNRS: Centre National de Recherche Scientifique (National Center for Scientific Research – France)

CNS: Central Nervous System

Co: Cobalt – 57Co, 58Co, 60Co

CP: Complete Response

Cr: Chromium

CR: Complete Response

CRO: Contract Research Organization

CRPC: Castrate-Resistant Prostate Cancer

Cs: Cesium – 137Cs

CSF: Cerebro-Spinal Fluid

CT: Computed Tomography (X-Ray)

CTA: Computed Tomography Angiography

CTA: Common Technical Application (Regulatory)

CTPA: Computerized Tomographic Pulmonary Angiogram or Angiography

CTT: Cancer Targeted Technology (US company)

Cu: Copper (from Latin “Cuprum”): 62Cu, 64Cu, 67Cu

CUP: Cancer of Unknown Primary (Origin)

CV: Cardio-Vascular

CVA: Cardiac Viability Assessment

CVD: Cardio-Vascular Disease

CVT: Chronic Venous Thrombosis

Cys: Cysteine

d: day (unit)

D: Aspartate (Amino acidor Aspartic acid

Da: Dalton (unit)

DAT: DopAmine Transporter

DCE-MRI: Dynamic Contrast Enhanced Magnetic Resonance Imaging

DCR: Disease Control Rate

DDC: Duration of Disease Control

DEA: Drug Enforcement Administration (USA)

DESY: Deutsches Elektronen Synchrotron

DFO: Desferrioxamine

DIVA: Dutch Isotopes Valley

DLB: Dementia with Lewy Bodies

DLBCL: Diffuse Large B-Cell Lymphoma

DMC: Data Monitoring Committee (= DSMB)

DMF: Drug Master File

DMSA: Di-Mercapto Succinic Acid

DNA: Desoxyribo Nucleic Acid

DoE: Department of Energy (USA)

DOPA: Dihydroxy Phenylalanine

DPD: Diphosphono Propane Dicarboxylic acid

DSMB: Data Safety Monitoring Board (clinical studies)

DTPA: Diethylene Triamine Pentaacetic Acid – Pentetate

DVT: Deep Venous Thrombosis

DW-MRI: Diffusion Weighted Magnetic Resonance Imaging

Dy: Dysprosium – 165Dy

EANM: European Association of Nuclear medicine

EBRT: External Beam Radiation Treatment

EBV: Epstein-Barr Virus

ec: electron capture or electron conversion

EC: Ethylene di-Cysteine

EC: European Community

EC-DG: Ethylene di Cysteine–Deoxy-Glucose (= EC-G)

EC-G: Ethylene Cysteine Glucosamine (platform)

EC-G: Ethylene di Cysteine N-acetyl Glucosamine (drug)

ECD: Ethyl Cysteinate Dimer

ECG: Electro-Cardio-Gram

EDQM: European Directorate for the Quality of Medicines

EDTA: Ethylene Diamine Tetraacetic Acid

EDTMP: Ethylene Diamino-Tetra-Methylene Phosphoric acid

EFPIA: European Federation of Pharmaceutical Industries and Associations

EGFR: Epidermal Growth Factor Receptor

EMA: European Medicine Agency (formerly the EMEA)

EMEA: European Medicine Evaluation Agency (former name of the EMA)

ENEA: Ente Nazionale per l’Energia Atomica (Italian National Agency for Atomic Energy)

EoB: End of Beam

EoC: End of Chemistry

EoP: End of Purification/Processing

EoS: End of Synthesis

EPA: Energy Policy Act (USA)

EPAD: European Prevention of Alzheimer’s Disease

Er: Erbium – 169Er

Es: Einsteinium

ESA: Euratom Supply Agency

ETH: Eidgenössische Technische Hochschule – Swiss Federal Institute of Technology (Zurich, Switzerland)

Eu: Europium – 153Eu

EU: European Union

EUCTR: European Union Clinical Trial Register

EUDRA: European Union Drug Regulation Authority

EUDRACT: European Union Drug Regulation Authority Clinical Trial

EUR: Euro (currency)

EUVL: Extreme Ultra Violet Lithography

eV: electron-Volt

F: Fluorine like in 18F

FAZA: Fluoro-AZomycin Arabinoside

FCH: Fluoro CHoline (when labeled with 18F, prostate cancer PET imaging agent)

FDA: Food and Drug Administration (USA)

FDG: Fluo-Deoxy-Glucose or Fludeoxyglucose

FDP: Fibrin Degradation Product

Fe: Iron (from Latin “Ferrum”)

FEDER: Fonds Européens de Développement Régional (European Funds for Regional Development)

FEL: Free Electron Laser

FL: Follicular Lymphoma

FLT: Fluoro-L-Thymidine

Fm: Fermium

FMZ: Flumazenil

FNCA: Forum for Nuclear Cooperation in Asia

FOM: Floor of Mouth (area)

Fr: Francium

FRET: Fluorescence Resonance Energy Transfer

FUO: Fewer of Unknown Origin

g: gram (unit)

G: Glycine (Amino acid)

Ga: Gallium – 67Ga, 68Ga

GBM: Glio-Blastoma Multiform

GBq: giga-Becquerel (unit)

GCP: Good Clinical Practices

GCPII: Glutamate Carboxypeptidase II (should replace PSMA)

Gd: Gadolinium

Ge: Germanium – 68Ge

GE: General Electric (company)

GEH: General Electric Healthcare (company)

GEPNET: Gastro Entero Pancreatic Neuro Endocrine Tumors

GFR: Glomerular Filtration Rate

GI: Gastro-Intestinal

Gla: Gamma carboxy Glutamic acid

GLP: Good Laboratory Practice

Gly: Glycine

GMP: Good Manufacturing Practice

GRP: Gastrin Releasing Peptide

GRPP: Good Radiopharmacy Practice

GRPR: Gastrin Releasing Peptide Receptor

Gy: Gray (unit)

h: hour (unit)

H: Hydrogen like in 2H or 3H

H&N: Head and Neck (cancer)

HACA: Human Anti Chimeric Antibody

HAHA: Human Anti Human Antibody

HAMA: Human Anti Mouse Antibody

HAT: Humanized anti-TAC

HCC: Hepato Cellular Carcinoma

HD: Hodgkin Disease

HDP: Hydroxy Di-Phosphonate (Oxidronate)

HDR: High Dose Rate (Brachytherapy)

He: Helium – 3He

HEDP: Hydroxy-Ethylene Di-Phosphonate (editronate)

HEU: Highly-Enriched Uranium

HF: Heart Failure

HFBR: High Flux Beam Reactor

Hg: Mercury (from Latin “Hydrargirum”)

HIDA: Hepatic Imino-Di-Acetic acid

HIFAR: High Flux Australian Reactor

HIFR: High Flux Reactor

HIFU: High Intensity Focused Ultrasound

His: Histidine

HIV: Human Immunodeficiency Virus

HL: Hodgkin Lymphoma

HLG-MR: High-Level Group on Security of Supply of Medical Radioisotopes

HMDP: Hydroxy Methylene Di-Phosphonate (= HDP)

HMPAO: Hexa-Methyl-Propylene-Amine Oxime – (Exametazime)

HNSCC: Head and Neck Squamous Cell Carcinoma

Ho: Holmium – 166Ho

HPLC: High Pressure Liquid Chromatography

HPTLC: High Performance Thin Layer Chromatography

HRPC: Hormone Refractory Prostate Cancer

HSA: Human Serum Albumin

HSP: Heat Shock Protein

HT: Hydroxy Tryptamine

HTRF: Heterogeneous Time-Resolved Fluorescence

HTS: High Throughput Screening

HYNIC: Hydrazino Nicotinamide

I: Iodine – 123I, 124I, 125I or 131I

IAEA: International Atomic Energy Agency

IART: Intra-operative Avidination for Radionuclide Therapy

IBAM: Ion Beam Applications Molecular (USA)

IBD: Inflammatory Bowel Disease

IBS: Irritable Bowel Syndrome

IBZM: Iodobenzamide

ICD: Implantable Cardioverter Defibrillator

IDB: Investigational Drug’s Brochure

IDEAS: Imaging Dementia – Evidence for Amyloid Scanning (USA)

IDS: Investigator’s Driven Study

Ig: Immunoglobulin

IGF-1R: Insulin-like Growth Factor-1 Receptor (IGF-1R).

IHD: Ischemic Heart Disease

ILM: Intra-operative Lymphatic Mapping

im: intramuscular

IMI: Innovative Medicines Initiatives (Europe)

IMP: Investigational Medicinal Product

IMRT: Intensity Modulated Radiation Therapy

IMTO: Iodometomidate

In: Indium – 111In

IND: Investigational New Drug application (to request authorization to start clinical trial)

INM: Institute of Nuclear Material (Russia)

INN: International Non-Proprietary Name

INSERM: Institut National de la Santé et de la Recherche Médicale (National Institute for Health and Medical Research – France)

IOT: IOThalamate

ip: intra-peritoneal

IP: Intellectual Property (patents)

IPO: Initial Public Offering

IPPE: Institute for Physics and Power Engineering

Ir: Iridium – 192Ir

IRE: Institut des Radio Elements (Belgium)

IRE-EliT: IRE – Environment and Lifesciences Technologies (Belgium)

ISS: Investigator Sponsored Studies

it: intratumoral

ITG: Isotherapeutics Group (USA)

ITG: Isotope Technologies Garching (Germany)

ITM: Isotopen Technologien München (Germany)

iv: intravenous

K: Potassium (from Latin “Kalium”) – 40K

kBq: kilo becquerels

keV: kilo-electron Volt

KGaA: Kommanditgesellschaft auf Aktien (limited partnership with shares – Germany)

Kr: Krypton – 81mKr

KSHV: Kaposi’s Sarcoma Herpes Virus

LAR: Long Acting Release

LAT: L-Amino Acid Transporter

LBD: Lewy Body Dementia

LCNEC: Large Cell Neuro Endocrine Carcinoma

LET: Linear Energy Transfer

LEU: Low Enriched Uranium

Li: Lithium

Linac: Linear Accelerator

LLC: Limited Liability Company (USA)

Lu: Lutetium – 176Lu177Lu, 177mLu

LV: Left Ventricular

µA: micro-ampere

µm: micro-meter

µmol: micro-mole

m²: square meter (surface)

MA: Marketing Authorization

MAA: Marketing Authorization Application (Europe: filed document to request MA at the EMA)

MAA: Macro-Aggregates Albumin

mAb: monoclonal Antibody

MAG3: Mercapto Acetyl tri-Glycine

MAPLE: Multipurpose Applied Physics Lattice Experiment (Canada)

MBq: Mega becquerels

mCi: millicurie

MCI: Mild Cognitive Impairment

mCRPC: Metastatic castration-Resistant Prostate Cancer

MDP: Methylene Di-Phosphonate (medronate)

MDS: Medical Data Sciences Ltd (Canada)

MDS: Myelodysplastic Syndrome

MeV: Mega-electron Volt

mg: milligram (unit)

Mg: Magnesium

MI: Myocardial Ischemia or Infarction

MIBG: Meta Iodo Benzyl Guanidine

MIBI: Methoxy Iso-Butyl Isonitrile

MICAD: Molecular Imaging and Constrat Agents Database (US)

MIKT: Mexico, Indonesia, South Korea, Turkey (also called MIST)

min: minute (unit)

MIST: Mexico, Indonesia, South Korea, Turkey (also called MIKT)

MM: Multiple Myeloma

MMP: Matrix Metallo Proteinase

Mn: Manganese

MNI: Molecular Neuro Imaging LLC (USA)

Mo: Molybdenum – 99Mo

MPI: Myocardial Perfusion Imaging

MRA: Magnetic Resonance Angiography

MRI: Magnetic Resonance Imaging

MS: Multiple Sclerosis

MSKCC: Memorial Sloan Kettering Cancer Center (New York, NY, USA)

MTD: Maximum Tolerated Dose

MURR: Missouri University Research Reactor

MYRRHA: Multi-purpose hYbrid Research Reactor for High-tech Applications (Belgium)

N: Nitrogen – 13N

n.a.: non applicable

Na: Sodium (from latin Natrium)

nat: natural (mixture of stable Isotopes)

nca: non-carrier added (high specific activity)

NCA: Non-specific Cross-reacting Antigen

ncf: nearly carrier free

NCI: National Cancer Institute (USA)

NDA: New Drug Application (filed document to request MA – USA)

Ne: Neon

NEA: Nuclear Energy Agency

NECSA: Nuclear Energy Corporation South Africa

NES: Night Eating Syndrome

NET: Neuro-Endocrine Tumors

NFT: Neuro Fibrillar Tangles

ng: nanogram (unit)

NHL: Non-Hodgkin Lymphoma

NHS: National Health Service (UK)

Ni: Nickel

NIAID: National Institute of Allergy and Infectious Diseases (US/NIH)

NIDC: National Isotope Development Center (USA)

NIH:                       National Institutes of Health (USA)

NIS:                       Na (Sodium) Iodide Symporter

NNSA:                  National Nuclear Security Administration (DoE/USA)

NPV:                     Negative Predictive Value

NRC:                      National Research Council (Canada)

NRF:                      National Research Foundation

NRU:                     National Research Universal (reactor, Canada)

ns:                          not significant

NSCLC:                 Non-Small Cell Lung Cancer

NSEI:                     Nuclear Sciences and Engineering Institute (Columbia MO, USA)

NTP:                      Nuclear Technology Products (South Africa)

O: Oxygen – 15O or 18O

OCD: Obsessive Compulsive Disorder

OECD: Organization for Economic Co-operation and Development

OEM: Original Equipment Manufacturer

OOPD: Office of Orphan Products Development (USA)

OPAL: Open Pool Australian Lightwater (reactor)

OR: Objective Response

ORC: Outage Reserve Capacity

ORNL: Oak Ridge National Laboratory (USA)

ORR: Objective Response Rate

OS: Overall Survival

OSCC: Oral Squamous Cell Carcinoma

P: Phosphorus – 32P

PAD: Peripheral Artery Disease

PanIN: Pancreatic Intraepithelial Neoplasia

Pb: Lead (from Latin “Plumbum”) – 212Pb

PBR: Peripheral Benzodiazepine Receptor (replaced by TSPO)

PC: Prostate Cancer

PCI: Percutaneous Coronary Intervention

PCV: Polycythaemia Vera

Pd: Palladium

PD: Parkinson’s Disease

PD: Progressive Disease (in clinical trials)

PE: Pulmonary Embolism

PEM: Positron Emission Mammography

PERCIST: PET Response Criteria in Solid Tumors

PETPositron Emission Tomography

PFS: Progression Free Survival

pg: picogram (unit)

pH: Potential Hydrogen – Measure of the acidity (scale between 0, very acid, and 14, very basic, with 7 meaning neutral)

PH: Pulmonary Hypertension

PIC/S: Pharmaceutical Inspection Co-Operation Scheme (Europe)

PK: Pharmacokinetics

plc public limited company

PLE: Phospho Lipid Ether

Pm: Praseodymium

PMPA: Phosphono-Methyl-Pentanedioic Acid

po:  per os (by mouth – oral)

Po: Polonium – 210Po212Po

PPV: Positive Predictive Value

PR: Partial Response

pRED: Pharma Research and Early Development (Roche)

PRRT: Peptide Receptor Radionuclide Therapy

PS: Phosphatidyl Serine

PSA: Prostate Specific Antigen

PSMA: Prostate Specific Membrane Antigen

Pt: Platinum

PTA: Percutaneous Transluminal Angioplasty

PTCA: Percutaneous Transluminal Coronary Angioplasty

Pu: Plutonium

PUO: Pyrexia (Fewer) of Unknown Origin

PVD: Peripheral Vascular Disease

PVT: Portal Vein Thrombosis

QA: Quality Assurance

QALY: Quality Adjusted Life Year

QC: Quality Control

QoL: Quality of Life

R: Arginine (amino acid)

Ra: Radium – 223Ra

RA: Rheumatoid Arthritis

RAT: Risk Adapted Therapy

R&D: Research and Development

Rb: Rubidium – 82Rb

RBC: Red Blood Cell

RBE: Relative Biological Effectiveness

RCC: Renal Cell Carcinoma

RCCC: Renal Clear Cell Carcinoma (cancer)

RCP: Radio-Chemical Purity

RCT: Radio-Chemo-Therapy

Re: Rhenium – 186Re, 188Re

RECAF: Receptor for the Circulating Alpha Fetoprotein

RECIST: Response Evaluation Criteria in Solid Tumors

RES: Reticulo Endothelial System

RFNC: Russian Federal Nuclear Center

RGD: Tripeptide sequence: Arginine (R) – Glycine (G) – Aspartate (D)

Rh: Rhodium – 106Rh

RIA: Radio-Immuno-Analysis

RIAR: Research Institute of Atomic Reactors (Russia)

RIGS: Radio-Immuno-Guided Surgery

RIT: Radio Immuno Therapy

RN: Radionuclides

RoI: Return on Investment

RSO: Radiosynoviorthesis

RSV: Radiosynovectomy

RT: Radio-Therapy

Ru: Ruthenium – 106Ru

RV: Right Ventricular

s: second (time unit)

S: Sulfur – 32S

SAB: Succinimidyl Astato Benzoate

SAEs: Serious Adverse Events

SARAF: Soreq Applied Reasearch Accelerator Facility

SAPS: Succinimidyl Astato-Phenethyl-Succinamate

Sb: Antimony (from Latin “Stibis”)

SBIR: Small Business Innovation Research (contract from NIH)

sc: subcutaneous

Sc: Scandium – 44Sc, 47Sc

SC: Sulfur Colloid

SCC: Squamous Cell Carcinoma

SCD: Sudden Cardiac Death

SCK: Studiecentrum voor Kernenergie (Belgium, Dutch for CEN)

SCLC: Small Cell Lung Cancer

SCRC: Surgically Created (tumor) Resection Cavities

SCT: Skin Cancer Therapy

SD: Stable Disease (clinical trials)

Se: Selenium

SERT: Serotonine Transporter

SFAIRP: So Far As Is Reasonably Practicable (UK)

SFR: Superior Femoral Artery

SGE: Selective gaseous extraction (99Mo)

Si: Silicium

SLE: Systemic Lupus Erythematosus

Sm: Samarium – 153Sm

SMDC: Small Molecule Drug Conjugate (Endocyte concept)

SME: Small and Medium-sized Enterprise (EMA status)

Sn: Tin (from Latin “Stannum”) – 117mSn

SND: Sentinel Node Detection

SNMMI: Society of Nuclear medicine and Molecular Imaging (USA)

SPA: Special Protocol Assessment (FDA)

SPC: Second Primary Cancer

SPC: Summary of Product Characteristics

SPECT: Single Photon Emission Computed Tomography

SPET: Single Photon Emission Tomography

Sr: Strontium – 89Sr, 90Sr

SSA: Somatostatine Analogues

SSC: State Scientific Center (Russia)

sst2: somatostatin receptor subtype 2

sstr: somatostatin receptor

STC: Soft Tissue Sarcoma

SUV: Standardized Uptake Value

SUVR: Standardized Uptake Value Ratio

T: Tritium (only in 3T equivalent to 3H)

T: Tesla (unit, magnetism)

t½: Half-life

Ta: Tantalum

TACE: Trans-Hepatic Arterial Chemo-Embolization

TAEK: Türkiye Atom Enerjisi Kurumu (Turkish Atomic Energy Agency)

TAG: Tumor Associated Glycoprotein

TAT: Targeted Alpha Therapy

Tb: Terbium

tbd: to be determined

Tc: Technetium – 99mTc

Te: Tellurium

Th: Thorium – 227Th

THP: tris(hydroxypyridinone)

Ti: Titanium – 44Ti

Tl: Thallium – 201Tl

TKI: Tyrosine Kinase Inhibitor

TLC: Thin Layer Chromatography

TRIGA: Training, Research, Isotopes General Atomics

TRR: Tumor Response Rate

TRUS: Trans-Rectal Ultra Sound

TSH: Thyroid-Stimulating Hormone

TSPO: Translocator Protein (replaces PBR)

TTC: Targeted Thorium Conjugate

TTP: Time to Tumor Progression

TVL: Tenth Value Thickness

U: Uranium

UBC: University of British Columbia (Canada)

UPPI: United Pharmacy Partner (USA)

US: Ultrasound (Sonography)

US: United States (of America)

USD/US$: United States Dollars

USP: United States Pharmacopeia

UWCCC: University of Wisconsin Carbone Cancer Center (Madison WI, USA)

V: Vanadium

VEGF: Vascular Endothelial Growth Factor

VHLD: Von Hippel Lindau Disease

VMAT: Vesicular Mono Amine Transporter

VP: Vulnerable Plaque

VPAC1: Vasoactive intestinal and Pituitary Adenylate Cyclase activating peptide

VU: Vrije Universiteit (Free University, The Netherlands, Belgium)

W: Tungsten (from German “Wolfram”) h

WARMTH: World Association of Radiopharmaceutical and Molecular Therapy

WBC: White Blood Cell

WBS: Whole Body Scintigraphy

WHO: World Health Organization

WRPTC: World Radio Pharmaceutical Therapy Council (replaced by WARMTH)

ww: worldwide

Xe: Xenon – 133Xe

y: year (unit)

Y: Yttrium – 89Y, 90Y

Yb: Ytterbium – 176Yb

ZDA: Zoledronic Acid

Zn: Zinc

Zr: Zirconium – 89Zr