document.getElementById(‘radiation’).addEventListener(‘input’, function () { document.getElementById(‘radiationValue’).textContent = this.value + ‘ Gy’; });function calculateRisk() { const age = parseInt(document.getElementById(‘age’).value) || 0; const familyHistory = parseInt(document.getElementById(‘familyHistory’).value); const brca = parseInt(document.getElementById(‘brca’).value); const radiation = parseFloat(document.getElementById(‘radiation’).value); const bmi = parseFloat(document.getElementById(‘bmi’).value) || 0; const estrogen = parseFloat(document.getElementById(‘estrogen’).value); const liver = parseInt(document.getElementById(‘liver’).value);let score = 0; score += age * 0.2; score += familyHistory * 15; score += brca * 20; score += radiation * 3; score += Math.max(0, (bmi – 25) * 0.5); score += estrogen * 10; score += liver * 8;const finalScore = Math.min((score / 100) * 100, 100); showResults(finalScore); }function showResults(score) { const needle = document.getElementById(‘riskNeedle’); needle.style.left = `${score}%`; needle.style.transform = `rotate(${score * 1.8 – 90}deg)`;document.getElementById(‘riskScore’).innerHTML = `Risk Score: ${score.toFixed(1)}%`; let interpretation = ”; if (score < 20) { interpretation = 'Low Risk (0-20%)'; } else if (score < 50) { interpretation = 'Moderate Risk (20-50%)'; } else { interpretation = 'High Risk (50%+)'; }document.getElementById('riskInterpretation').textContent = interpretation; document.getElementById('resultsSection').style.display = 'block'; }async function downloadPDF() { const { jsPDF } = window.jspdf; const doc = new jsPDF();const name = document.getElementById('name').value; const age = document.getElementById('age').value; const riskText = document.getElementById('riskScore').textContent; const interpretation = document.getElementById('riskInterpretation').textContent;doc.setFontSize(16); doc.text("Male Breast Cancer Risk Assessment Report", 15, 20);doc.setFontSize(12); let y = 40; doc.text(`Full Name: ${name}`, 15, y); y += 10; doc.text(`Age: ${age}`, 15, y); y += 10; doc.text(riskText, 15, y); y += 10; doc.text(`Interpretation: ${interpretation}`, 15, y);// Footer doc.setFontSize(10); doc.text("Contact: support@doseway.com | WhatsApp: +92318-6144650", 15, 280); doc.text("Website: https://doseway.com/", 15, 285);doc.save("breast-cancer-risk-assessment.pdf"); }function share(platform) { const risk = document.getElementById('riskScore').textContent; const message = encodeURIComponent(`My male breast cancer risk assessment score is: ${risk}`); const url = encodeURIComponent(window.location.href);switch (platform) { case 'facebook': window.open(`https://www.facebook.com/sharer/sharer.php?u=${url}`); break; case 'twitter': window.open(`https://twitter.com/intent/tweet?text=${message}&url=${url}`); break; case 'linkedin': window.open(`https://www.linkedin.com/sharing/share-offsite/?url=${url}`); break; case 'whatsapp': window.open(`https://api.whatsapp.com/send?text=${message} ${url}`); break; } }

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Male Breast Cancer Risk Calculator: Male Breast Cancer Risk Assessment

What is Male Breast Cancer?

Male breast cancer accounts for <1% of all breast cancer cases, but its incidence has risen by 40% over the last decade (American Cancer Society). Unlike female breast cancer, male cases are often diagnosed at later stages due to lower awareness. This guide explains the key risk factors, how our calculator works, and how to interpret your results.

Key Risk Factors Evaluated by the Calculator

Our risk assessment tool analyzes 7 evidence-based parameters validated by oncology research:

1. Genetic Predisposition

• BRCA1/BRCA2 Mutations: Men with BRCA2 have a 6% lifetime risk (vs 0.1% general population).
• Family History: 1st-degree relatives with breast cancer increase risk by 2-5×.

2. Hormonal Imbalances

• Estrogen Therapy: Prostate cancer treatments increase risk by 3× (NIH).
• Liver Disease: Reduces testosterone, elevating estrogen levels.

3. Lifestyle & Environmental Factors

Factor	Risk Multiplier
BMI >30	1.5×
Radiation Exposure	2.8× (per 5 Gy)

How the Calculator Works: 3-Step Process

Step 1: Demographic Inputs

• Age: Risk doubles every 10 years after 50.
• Medical History: Chronic conditions affecting hormone balance.

Step 2: Clinical Parameter Analysis

The algorithm weighs factors using this formula:
Risk Score =
*(Age × 0.2) + (BRCA Status × 20) + (Radiation Exposure × 3) + …*

Step 3: Risk Stratification

Score Range	Risk Level	Recommended Action
0–20%	Low	Annual clinical exams
20–50%	Moderate	Genetic testing + mammograms
50%+	High	Oncology consultation

Interpreting Your Results

The calculator provides:

• Color-Coded Risk Meter:
  • Green (<20%): Baseline surveillance
  • Yellow (20–50%): Enhanced screening
  • Red (>50%): Immediate medical review
• PDF Report Features:
  • Input data validation
  • Comparative risk analysis
  • Customized prevention strategies

Prevention & Management Strategies

• For High-Risk Patients:
  • Annual mammograms after 35
  • Prophylactic mastectomy (BRCA+ cases)
  • Tamoxifen therapy
• Lifestyle Modifications:
  • Maintain a BMI <25
  • Limit alcohol to <2 drinks/day
  • Avoid estrogen-containing products

Why Early Detection Matters

• 5-Year Survival Rates:
  • Stage I: 100%
  • Stage IV: 20%

Conclusion

While male breast cancer is rare, proactive risk assessment saves lives. Our calculator combines NCCN guidelines and SEER database parameters to deliver hospital-grade accuracy. Use it to:

• Identify silent risk factors
• Create a personalized screening plan
• Share results securely with your care team

FAQs