2007 ICD-9-CM Procedure 91.9 Microscopic examination of specimen from unspecified site 91.9 is a non-specific code that should not be used to specify a procedure 91.9 contains 1 index entry View the full Volume 3 91.* hierarchy Index entries containing 91.9: Examination (for) microscopic (specimen) (of) 91.9 adenoid 90.3 adrenal gland 90.1 amnion 91.4 anus 90.9 appendix 90.9 bile ducts 91.0 bladder 91.3 blood 90.5 bone 91.5 marrow 90.6 brain 90.0 breast 91.6 bronchus 90.4 bursa 91.5 cartilage 91.5 cervix 91.4 chest wall 90.4 chorion 91.4 colon 90.9 cul-de-sac 91.1 dental 90.8 diaphragm 90.4 duodenum 90.8 ear 90.3 endocrine gland NEC 90.1 esophagus 90.8 eye 90.2 fallopian tube 91.4 fascia 91.5 female genital tract 91.4 fetus 91.4 gallbladder 91.0 hair 91.6 ileum 90.9 jejunum 90.9 joint fluid 91.5 kidney 91.2 large intestine 90.9 larynx 90.3 ligament 91.5 liver 91.0 lung 90.4 lymph (node) 90.7 meninges 90.0 mesentery 91.1 mouth 90.8 muscle 91.5 musculoskeletal system 91.5 nails 91.6 nerve 90.0 nervous system 90.0 nose 90.3 omentum 91.1 operative wound 91.7 ovary 91.4 pancreas 91.0 parathyroid gland 90.1 penis 91.3 perirenal tissue 91.2 peritoneum (fluid) 91.1 periureteral tissue 91.2 perivesical (tissue) 91.3 pharynx 90.3 pineal gland 90.1 pituitary gland 90.1 placenta 91.4 pleura (fluid) 90.4 prostate 91.3 rectum 90.9 retroperitoneum 91.1 semen 91.3 seminal vesicle 91.3 sigmoid 90.9 skin 91.6 small intestine 90.9 specified site NEC 91.8 spinal fluid 90.0 spleen 90.6 sputum 90.4 stomach 90.8 stool 90.9 synovial membrane 91.5 tendon 91.5 thorax NEC 90.4 throat 90.3 thymus 90.1 thyroid gland 90.1 tonsil 90.3 trachea 90.4 ureter 91.2 urethra 91.3 urine 91.3 uterus 91.4 vagina 91.4 vas deferens 91.3 vomitus 90.8 vulva 91.4