| HISTOPATHOLOGIC TYPE |
HISTOPATHOLOGIC GRADE |
|
|
1. Squamous cell carcinoma
(epidermoid carcinoma) |
|
GX: |
Grade
cannot be assessed |
|
|
Variant: Spindle cell |
|
G1: |
Well differentiated |
|
|
2. Small cell carcinoma |
|
G2: |
Moderately differentiated |
|
|
Other cell carcinoma |
|
G3: |
Poorly differentiated |
|
|
Intermediate cell type |
|
G4: |
Undifferentiated |
|
|
Combined oat cell carcinoma |
|
|
3. Adenocarcinoma |
|
|
Acinar adenocarcinoma |
|
|
Papillary adenocarcimoma |
|
|
Bronchiolo-alveolar
carcinoma |
|
|
Solid carcinoma with mucus
formation |
|
|
4. Large cell carcinoma |
|
|
Giant cell carcinoma |
|
|
Clear cell carcinoma |
