After a client has a biopsy of suspected cervical cancer, the laboratory result reveals a stage 0 lesion. What does a nurse conclude about this client's stage of cancer?

1. A

   The lesion is carcinoma in situ

2. B

   There is early stromal invasion

3. C

   There is parametrial involvement

4. D

   The cancer is confined to the cervix

Appeared in: AIIMS Delhi NO - 2017

Explanation

• Stage 0 cervical cancer is specifically defined as carcinoma in situ (CIS), which is also classified as a high-grade squamous intraepithelial lesion (HSIL) or CIN III.
• This is a pre-invasive stage, meaning the abnormal, neoplastic cells are confined to the full thickness of the surface layer (epithelium) of the cervix.
• The critical feature of Stage 0 is that the basement membrane remains intact, and there is no invasion into the deeper connective tissue (stroma).
• Because it is non-invasive, Stage 0 is considered 100% curable with treatments like conization or loop electrosurgical excision procedure (LEEP).

Why Other Options Were Wrong

• Option B: This option describes Stage IA cervical cancer, which is the first stage of invasive cancer. It is defined by the cancer cells breaching the basement membrane and beginning to invade the underlying stroma.
• Option C: Parametrial involvement signifies a more advanced stage of cancer, specifically Stage IIB. At this stage, the tumor has spread outside the cervix into the tissues adjacent to it.
• Option D: This phrase is the definition of Stage I invasive cancer. While a Stage 0 lesion is technically located within the cervix, the term 'confined to the cervix' in the context of staging refers to invasive cancer that has not spread beyond the cervix. 'Carcinoma in situ' is the more precise and accurate term for a non-invasive Stage 0 lesion.

Related Visual

Clinical Relevance

• Nursing practice connection: Safe nursing care depends on performing FIGO staging of cervical cancer, specifically the definition of Stage 0 in the correct sequence, documenting the action clearly, and monitoring for the expected response.
• The nurse's primary role is in patient education regarding the importance of regular Pap smears and HPV testing for early detection. Discovering cervical changes at Stage 0 allows for highly effective, minimally invasive treatment and prevents progression to invasive cancer.
• When a patient is diagnosed with carcinoma in situ, the nurse must provide clear information and emotional support, emphasizing that it is a pre-invasive condition with an excellent prognosis (100% survival rate with treatment).
• Nurses help prepare patients for procedures like LEEP or conization, explaining the procedure, post-procedure care (e.g., avoiding intercourse, douching), and the importance of follow-up appointments.

How to Approach the Question

• First, identify the key terms in the question stem: 'Stage 0 lesion' and 'cervical cancer'.
• Recognize that this is a direct recall question that tests your knowledge of the formal cancer staging system.
• Access your memory of the FIGO (International Federation of Gynecology and Obstetrics) staging classification for cervical cancer.
• Systematically evaluate each option against the definition of Stage 0.
• Option A, 'carcinoma in situ,' is the precise medical term for Stage 0.
• Options B ('stromal invasion'), C ('parametrial involvement'), and D ('confined to the cervix' for invasive cancer) all describe later, more advanced stages (IA, IIB, and I, respectively).

Concept Tested & Keywords

• Concept Tested: FIGO staging of cervical cancer, specifically the definition of Stage 0.
• Stem keywords: cervical cancer, biopsy, stage 0 lesion
• Lead-in keywords: conclude

Question ID

QYZqA7__O68641iIO6f2Fb

Copy ID

Reference Book

E6 Pathology- ROBBINS & COTRAN PATHOLOGIC BASIS OF DISEASE 10TH Ed p. 998-1000

E6 Nursing Brunner Adult Health 3SA Vol 2 Part 3 p. 65-67