| Surgical Specimens |
 |
 All types of formalin-fixed and paraffin-embedded tissues deriving from autopsies, operations or biopsies after enzymatic cell separation of the diagnostically relevant regions (see chapter cell separation) |
| DNA-measurements on sections are not precise enough for diagnostic purposes and should not be performed |
|
 |
 |
Paraffin-embedded tissue and corresponding H.E.-stained section with marked region Scalpell and punch-biopsy-neddles, paraffinblocks and sections of interest |
| |
| Punch biopsies |
| |
| All types of formalin-fixed cutting needle- or forceps biopsies after enzymatic cell separation |
| DNA-measurements on sections are not precise enough and should not be performed |
| |
 |
|
| Scalpell and punch-biopsy-neddles, paraffinblocks and sections |
| |
| Fine-needle-aspiration-biopsies |
| |
| All smears from fine-needle-aspiration biopsies irrespective of primary fixation |
Smears from all types of fine needle aspiration biopsy irrespective
of previews fixation and staining |
| |
 |
|
| Fine needle aspiration-biopsy of a thyroid nodule |
| |
| Smears |
| |
All types of smears from exfoliated cells (brushings, scrapings, sediments)
irrespective of previous fixation |
| |
  |
|
| Brush-biopsy from the cornea, Brush-biopsy from the oral mucosa |
| |
| |
