Biopsy of the brain revealed metastatic carcinoma of unknown primary. What is the summary stage?

Lobectomy revealed 1.2 cm mass in the LUL Solid Adenocarcinoma and 1.7 cm mass in the LLL mass in non-keratinizing squamous cell carcinoma. How many primaries do I have and what is the M Rule? (there will be more than one answer)

CT Chest revealed 2cm nodule in the RUL c/w bronchogenic malignancy, right subcarinal lymph nodes suspicious for involvement. PET scan showed 2.2cm mass with extension into the chest wall. Lobectomy was performed revealing 4cm squamous cell carcinoma in the right upper lobe, parietal pleura involved, pericardial effusion positive for carcinoma, 2 subcarinal nodes neg for malignancy. What is the Clinical N category?

Colonoscopy: 2cm obstructing circumferential mass in the transverse colon. Biopsy revealed adenocarcinoma, G3. CTAP colon wall thickening c/w known colon malignancy. Two pericolic lymph nodes suspicious for mets. Hemicolectomy performed revealing adenocarcinoma of transverse colon, G3, invading pericolorectal tissue, 5/12 pericolorectal nodes, no tumor deposits, margins clear. What is the clinical stage group?

Breast US 2.1cm mass in the left breast suspicious for malignancy. Biopsy revealed ductal carcinoma, G2, ER pos, PR neg, Her 2 pos. MRI Breast revealed 2.0cm mass in the left breast c/w known malignancy. No other abnormalities seen. Mastectomy revealed 1.9cm, ductal carcinoma G2, 06/12 LN pos largest 4mm. What is the pathological N category?

Patient has non-invasive urothelial carcinoma in the left and right ureter as well as the lateral wall of the bladder. How many primary and What is the M Rule? (there will be more than 1 answer)

Breast US 2.1cm mass in the left breast suspicious for malignancy. Biopsy revealed ductal carcinoma, G2, ER pos, PR neg, Her 2 pos. MRI Breast revealed 2.0cm mass in the left breast c/w known malignancy. No other abnormalities seen. Mastectomy revealed 1.9cm, ductal carcinoma G2, 06/12 LN pos largest 4mm. What is the clinical N category?

Colonoscopy: 2cm obstructing circumferential mass in the transverse colon. Biopsy revealed adenocarcinoma, G3. CTAP colon wall thickening c/w known colon malignancy. Two pericolic lymph nodes suspicious for mets. Hemicolectomy performed revealing adenocarcinoma of transverse colon, G3, invading pericolorectal tissue, 5/12 pericolorectal nodes, no tumor deposits, margins clear. What is the pathological stage group?

Mastectomy revealed mass in the right breast 2.3 cm, ductal and lobular carcinoma, G3. What is the histology and what is the H rule? (there will be more than one answer)

CTAP revealed bladder thickening w/ suspicious lymph nodes. Biopsy of the sacral and mesenteric lymph nodes revealed urothelial carcinoma of the bladder. TURB performed revealing urothelial carcinoma, HG, invades muscularis propria. What is the Summary Stage?