Related by context. Frequent words. (Click for all words.) 57 phlegm 53 stool samples 49 TB bacteria 49 saliva 48 chest x ray 47 skin prick 47 mucus 47 chest x rays 44 swab 44 fecal occult blood 44 faecal 44 swabs 44 ELISA 44 mucous 43 NICD 43 mucosa 43 mycobacteria 43 urine 43 fungal 43 polymerase chain reaction 43 chest X ray 43 strep 43 cytology 43 secretions 42 H. pylori 42 bacterial 42 platelet counts 42 nasal discharge 42 viral particles 42 creatinine 42 salivary 42 mold spores 41 fecal 41 adenoma 41 serology 40 pap smear 40 liver biopsy 40 eosinophils 40 bloody stools 40 serum samples 40 serum creatinine 40 Biopsies 40 colonoscopy 40 chest X rays 40 platelet count 40 culturing 39 microscopic examination 39 cerebrospinal fluid 39 lumbar puncture 39 bacteria 39 rectal bleeding 39 synovial fluid 39 spittle 39 prostate specific antigen 38 cystoscopy 38 Strep 38 coronary angiography 38 lung tissue 38 specific antigen 38 fungal spores 38 swellings 38 bacterium 37 swabbing 37 spores 37 prostate biopsy 37 biopsy 37 faeces 37 cotton swab 37 chlorhexidine 37 faecal matter 37 hematocrit 37 spinal fluid 37 cotinine 37 prostate specific 37 sneezing coughing 37 excreta 37 semen sample 37 pus 37 human excreta 36 bilirubin 36 specimens 36 Pap test 36 lymph glands 36 blood 36 gonorrhea 36 hemoglobin A1c 36 Pap smear 36 airway inflammation 36 stool 36 bleeding gums 36 pre cancerous lesions 36 biopsies 36 ultrasonography 36 spinal tap 36 fecal matter 36 droplets 36 hydrocortisone 36 digital rectal exam 36 prescribed antibiotics 36 epithelial cells 36 sigmoidoscopy