All of the following are visible signs of breast cancer EXCEPT
Skin dimpling
Nipple retraction
Peau d'orange (orange peel) sign
Erythema of the breast
The Correct Answer is D
Breast cancer often presents with characteristic visible and structural changes in breast tissue due to malignant cell invasion, lymphatic obstruction, and fibrosis. Common physical findings include skin retraction, nipple changes, and alterations in skin texture caused by underlying tumor growth. Some signs are strongly associated with malignancy due to disruption of normal breast architecture and lymphatic drainage. Recognizing these findings is important for early detection and prompt diagnostic evaluation.
Rationale:
A. Skin dimpling occurs when a tumor invades and pulls on Cooper’s ligaments, causing localized tethering of the skin. This results in an uneven or puckered appearance, especially noticeable when the patient raises their arms. It is a classic physical sign suggestive of underlying malignancy and disruption of breast tissue architecture.
B. Nipple retraction develops when a tumor causes fibrosis and shortening of ducts beneath the nipple, pulling it inward. This structural distortion is concerning for malignancy, especially if it is new or unilateral. It reflects underlying invasive disease affecting ductal structures.
C. Peau d’orange appearance is caused by lymphatic obstruction leading to edema and thickened skin resembling an orange peel. This occurs when tumor cells block dermal lymphatic channels, often seen in advanced or inflammatory breast cancer. It is a significant clinical indicator of malignant breast involvement.
D. Erythema of the breast is not a specific visible sign of breast cancer because it can be associated with a wide range of benign conditions such as mastitis, infection, or skin irritation. While it may occur in inflammatory breast cancer, erythema alone without other structural changes is non-specific and not a reliable diagnostic sign.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Assessment of unexplained physical and behavioral changes in older adults requires careful consideration of both medical and psychosocial causes. Elder abuse should be suspected when there are signs of injury, behavioral withdrawal, and caregiver dominance during interactions. Bruising, reduced eye contact, and altered patient participation in conversation can indicate possible neglect, physical abuse, or coercion. Identifying abuse early is essential to ensure patient safety and initiate protective interventions.
Rationale:
A. Elder abuse is the most concerning diagnosis because it involves physical, emotional, or psychological harm inflicted on an older adult, often by a caregiver. Unexplained bruises and scars raise concern for physical abuse, while reduced eye contact and decreased engagement may indicate fear, intimidation, or emotional withdrawal. The daughter controlling the interaction and the patient’s deviation from baseline behavior strongly support possible abuse or neglect.
B. Anemia may cause symptoms such as fatigue, pallor, and weakness but does not explain bruising patterns combined with behavioral changes in caregiver interaction. While some bleeding disorders can contribute to bruising, anemia alone does not account for the observed psychosocial dynamics or decreased patient engagement. Therefore, it does not fully explain the clinical picture.
C. Depression in older adults can present with withdrawal, reduced eye contact, and decreased communication. However, depression does not typically cause multiple unexplained bruises and scars. The combination of physical injury and caregiver dominance makes abuse a more concerning and comprehensive explanation than depression alone.
D. Mild cognitive impairment involves subtle memory and cognitive changes but does not usually result in behavioral withdrawal due to caregiver control or unexplained physical injuries. Patients with cognitive decline may still engage in conversation, and bruising would not be explained by this condition. The presence of physical trauma and altered interaction patterns suggests a different underlying cause.
Correct Answer is B
Explanation
Melanoma screening relies on systematic assessment of suspicious pigmented skin lesions to enable early detection of malignant transformation. The ABCDE(S) criteria provide a structured clinical approach to evaluating moles and identifying features suggestive of melanoma. These features focus on asymmetry, border changes, color heterogeneity, lesion size, and changes over time. Early recognition using these criteria is essential for prompt biopsy and treatment, improving patient outcomes.
Rationale:
A. This option is incorrect because it misidentifies the key components of melanoma screening by including actinic and basal cell descriptors, which relate to other skin conditions rather than the ABCDE criteria. The ABCDE system specifically focuses on morphological characteristics of melanocytic lesions, not classifications of non-melanoma skin cancers. Additionally, actinic changes are associated with sun damage rather than melanoma evaluation criteria.
B. ABCDE criteria for melanoma is correct because it systematically evaluates melanoma risk using asymmetry, border irregularity, color variation, diameter greater than 6 mm, and evolution over time. These features reflect atypical melanocytic growth patterns and potential malignant transformation. Evolution is particularly important as changes in size, shape, or color over time strongly suggest malignancy.
C. This option is incorrect because biopsy is not part of the ABCDE screening criteria; it is a diagnostic procedure performed after suspicious lesions are identified. The inclusion of actinic in this option also misrepresents the established melanoma assessment framework. Additionally, the diameter threshold is inaccurately stated as 4 mm instead of the accepted 6 mm guideline.
D. This option is incorrect because it includes border regularity, which is contrary to melanoma risk assessment where irregular borders are a warning sign. It also substitutes education for evolution, which is not part of the screening criteria. While patient education is important in dermatologic care, it is not a diagnostic component of the ABCDE system.
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