Staging

Question 1

AJCC staging of Oral tumors

Answer 1

I - less than 2cm / depth less than 5mm / N0
II - 2-4 cm /depth less than 10mm/ N0
III - more than 4cm/ depth more than 10mm / N0
Or Any size with with N1
IV - ivasions to maxialla, sinus,skin,etc

Question 2

Staging of JNA

Answer 2

I a - limited to Nose
I b - Extension to more than 1 sinus
II a - minimal ext. to pterygopalatine fossa
II b - full occupation of pterygopalatine fossa
II c - infratemporal fossa inv.
III a - skullbase erosion, minimal intracranial
III b - skullbase erosion,extensive intracranial

Question 3

TNM staging of Ca Breast

Answer 3

T1 - less than or equal 2cm
T2 - 2 - 5 cm
T3 - more than 5cm

T4 a - any size with chest wall inv. (No pect. Major inv.)
T4 b - any size with skin inv.
T4 c - (4a and 4b)
T4 d - inflammatory ca

N1 - I/L mobile axillary LN

N2 a - I/L fixed axillary LN
N2 b - I/L IMLN ( no axillary)

N3 a - I/L infraclavicular LN (apical)
N3 b - I/L IMLN + Axillary
N3 c - I/L Supraclavicular LN

(C/L or B/L LN inv indicate distant Met)