Silzbach system is a chest radiographic staging method for sarcoidosis.
stage 0: normal chest radigraph: 10% at time of diagnosis
stage I: lymph node enlargement: 50% at time of diagnosis
stage II: lymph node enlargement and pulmonary opacities: 30% at time of diagnosis
stage III: pulmonary ...
Previously, small cell lung cancer was not staged in the same manner as non small cell lung cancer, on account of it almost never being resectable at the time of diagnosis, except in rare cases where it appears as a solitary pulmonary nodule.
disease confined to one hemithorax
Staging of oral cavity squamous cell carcinoma uses the TNM staging system.
Primary tumour staging (T)
Tx - tumour cannot be assessed
T0 - no evidence of primary tumour
Tis - carcinoma in situ
T1 - tumour 2 cm or less in greatest dimension
T2 - tumour greater than 2 cm and less than 4 cm i...
Squamous cell carcinoma of the penis arises most commonly at the distal end of the penile urethra with local invasion of the glans.
In addition to TNM classification, the following staging is used:
stage I: confined to the glans or foreskin
stage II: invasion of penile shaft
Suzuki and Takaku first described moyamoya and its staging in 1969.
"narrowing of the carotid fork" *
narrowed ICA bifurcation
"initiation of the moyamoya"
dilated ACA, MCA and narrowed ICA bifurcation with moyamoya change
"intensification of the moyamoya"