Health & care
- Active immunity vs passive immunity
- Acute condition vs chronic condition
- Adverse event vs side effect
- Anatomy vs physiology
- Antimicrobial vs antibiotic
- Antiseptic vs disinfectant
- Artery vs vein
- Blood plasma vs blood serum
- Cartilage vs bone
- Clinical sign vs symptom
- Colonization vs infection
- Computed tomography (CT) scan vs magnetic resonance imaging (MRI)
- Contagious disease vs infectious disease
- Diagnosis vs prognosis
- Doctor of Medicine (MD) vs Doctor of Osteopathic Medicine (DO)
- Endemic vs epidemic vs pandemic
- Exposure vs infection
- Food allergy vs food intolerance
- Generic drug vs brand-name drug
- Incidence vs prevalence
- Infection vs disease
- Infection vs inflammation
- Inpatient care vs outpatient care
- Isolation vs quarantine
- Outbreak vs epidemic
- Over-the-counter drug vs prescription drug
- Palliative care vs hospice care
- Physical therapy vs occupational therapy
- Physician assistant vs nurse practitioner
- Prebiotic vs probiotic
- Psychologist vs psychiatrist
- Red blood cells vs white blood cells
- Sanitizing vs disinfecting
- Screening test vs diagnostic test
- Sensitivity vs specificity
- Sterilization vs disinfection
- Syndrome vs disease
- Tendon vs ligament
- Therapist vs counselor
- Vaccination vs immunization
- Vaccine vs antibiotic