| 90.01 | Microscopic examination of specimen from nervous system and of spinal fluid, bacterial smear |
| 90.02 | Microscopic examination of specimen from nervous system and of spinal fluid, culture |
| 90.03 | Microscopic examination of specimen from nervous system and of spinal fluid, culture and sensitivity |
| 90.04 | Microscopic examination of specimen from nervous system and of spinal fluid, parasitology |
| 90.05 | Microscopic examination of specimen from nervous system and of spinal fluid, toxicology |
| 90.06 | Microscopic examination of specimen from nervous system and of spinal fluid, cell block and Papanicolaou smear |
| 90.09 | Microscopic examination of specimen from nervous system and of spinal fluid, other microscopic examination |
| 90.11 | Microscopic examination of specimen from endocrine gland, not elsewhere classified, bacterial smear |
| 90.12 | Microscopic examination of specimen from endocrine gland, not elsewhere classified, culture |
| 90.13 | Microscopic examination of specimen from endocrine gland, not elsewhere classified, culture and sensitivity |
| 90.14 | Microscopic examination of specimen from endocrine gland, not elsewhere classified, parasitology |
| 90.15 | Microscopic examination of specimen from endocrine gland, not elsewhere classified, toxicology |
| 90.16 | Microscopic examination of specimen from endocrine gland, not elsewhere classified, cell block and Papanicolaou smear |
| 90.19 | Microscopic examination of specimen from endocrine gland, not elsewhere classified, other microscopic examination |
| 90.21 | Microscopic examination of specimen from eye, bacterial smear |
| 90.22 | Microscopic examination of specimen from eye, culture |
| 90.23 | Microscopic examination of specimen from eye, culture and sensitivity |
| 90.24 | Microscopic examination of specimen from eye, parasitology |
| 90.25 | Microscopic examination of specimen from eye, toxicology |
| 90.26 | Microscopic examination of specimen from eye, cell block and Papanicolaou smear |
| 90.29 | Microscopic examination of specimen from eye, other microscopic examination |
| 90.31 | Microscopic examination of specimen from ear, nose, throat, and larynx, bacterial smear |
| 90.32 | Microscopic examination of specimen from ear, nose, throat, and larynx, culture |
| 90.33 | Microscopic examination of specimen from ear, nose, throat, and larynx, culture and sensitivity |
| 90.34 | Microscopic examination of specimen from ear, nose, throat, and larynx, parasitology |
| 90.35 | Microscopic examination of specimen from ear, nose, throat, and larynx, toxicology |
| 90.36 | Microscopic examination of specimen from ear, nose, throat, and larynx, cell block and Papanicolaou smear |
| 90.39 | Microscopic examination of specimen from ear, nose, throat, and larynx, other microscopic examination |
| 90.41 | Microscopic examination of specimen from trachea, bronchus, pleura, lung, and other thoracic specimen, and of sputum, bacterial smear |
| 90.42 | Microscopic examination of specimen from trachea, bronchus, pleura, lung, and other thoracic specimen, and of sputum, culture |
| 90.43 | Microscopic examination of specimen from trachea, bronchus, pleura, lung, and other thoracic specimen, and of sputum, culture and sensitivity |
| 90.44 | Microscopic examination of specimen from trachea, bronchus, pleura, lung, and other thoracic specimen, and of sputum, parasitology |
| 90.45 | Microscopic examination of specimen from trachea, bronchus, pleura, lung, and other thoracic specimen, and of sputum, toxicology |
| 90.46 | Microscopic examination of specimen from trachea, bronchus, pleura, lung, and other thoracic specimen, and of sputum, cell block and Papanicolaou smear |
| 90.49 | Microscopic examination of specimen from trachea, bronchus, pleura, lung, and other thoracic specimen, and of sputum, other microscopic examination |
| 90.51 | Microscopic examination of blood, bacterial smear |
| 90.52 | Microscopic examination of blood, culture |
| 90.53 | Microscopic examination of blood, culture and sensitivity |
| 90.54 | Microscopic examination of blood, parasitology |
| 90.55 | Microscopic examination of blood, toxicology |
| 90.56 | Microscopic examination of blood, cell block and Papanicolaou smear |
| 90.59 | Microscopic examination of blood, other microscopic examination |
| 90.61 | Microscopic examination of specimen from spleen and of bone marrow, bacterial smear |
| 90.62 | Microscopic examination of specimen from spleen and of bone marrow, culture |
| 90.63 | Microscopic examination of specimen from spleen and of bone marrow, culture and sensitivity |
| 90.64 | Microscopic examination of specimen from spleen and of bone marrow, parasitology |
| 90.65 | Microscopic examination of specimen from spleen and of bone marrow, toxicology |
| 90.66 | Microscopic examination of specimen from spleen and of bone marrow, cell block and Papanicolaou smear |
| 90.69 | Microscopic examination of specimen from spleen and of bone marrow, other microscopic examination |
| 90.71 | Microscopic examination of specimen from lymph node and of lymph, bacterial smear |
| 90.72 | Microscopic examination of specimen from lymph node and of lymph, culture |
| 90.73 | Microscopic examination of specimen from lymph node and of lymph, culture and sensitivity |
| 90.74 | Microscopic examination of specimen from lymph node and of lymph, parasitology |
| 90.75 | Microscopic examination of specimen from lymph node and of lymph, toxicology |
| 90.76 | Microscopic examination of specimen from lymph node and of lymph, cell block and Papanicolaou smear |
| 90.79 | Microscopic examination of specimen from lymph node and of lymph, other microscopic examination |
| 90.81 | Microscopic examination of specimen from upper gastrointestinal tract and of vomitus, bacterial smear |
| 90.82 | Microscopic examination of specimen from upper gastrointestinal tract and of vomitus, culture |
| 90.83 | Microscopic examination of specimen from upper gastrointestinal tract and of vomitus, culture and sensitivity |
| 90.84 | Microscopic examination of specimen from upper gastrointestinal tract and of vomitus, parasitology |
| 90.85 | Microscopic examination of specimen from upper gastrointestinal tract and of vomitus, toxicology |
| 90.86 | Microscopic examination of specimen from upper gastrointestinal tract and of vomitus, cell block and Papanicolaou smear |
| 90.89 | Microscopic examination of specimen from upper gastrointestinal tract and of vomitus, other microscopic examination |
| 90.91 | Microscopic examination of specimen from lower gastrointestinal tract and of stool, bacterial smear |
| 90.92 | Microscopic examination of specimen from lower gastrointestinal tract and of stool, culture |
| 90.93 | Microscopic examination of specimen from lower gastrointestinal tract and of stool, culture and sensitivity |
| 90.94 | Microscopic examination of specimen from lower gastrointestinal tract and of stool, parasitology |
| 90.95 | Microscopic examination of specimen from lower gastrointestinal tract and of stool, toxicology |
| 90.96 | Microscopic examination of specimen from lower gastrointestinal tract and of stool, cell block and Papanicolaou smear |
| 90.99 | Microscopic examination of specimen from lower gastrointestinal tract and of stool, other microscopic examination |
