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Leg swelling - Large Biopsy 3-6 cm
Biopsy
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No Fasting Required
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Biopsy of soft tissue or ulcers.
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Leg Swelling - Large Biopsy 3-6 cm
- Why is it done?
- To obtain tissue samples from leg lesions, nodules, or abnormal growths measuring 3-6 cm in diameter
- To diagnose suspicious skin lesions, including melanoma, squamous cell carcinoma, and other malignancies
- To evaluate subcutaneous nodules, lipomas, cysts, or other benign and malignant lesions
- To assess lymph node enlargement in the leg region
- To determine the nature of chronic leg swelling when imaging is inconclusive
- Performed when smaller needle biopsies are inadequate or when larger tissue samples are required for accurate diagnosis
- Normal Range
- Normal Result: Absence of malignant cells, benign tissue characteristics consistent with diagnosis, no evidence of infection or atypical cellular features
- Benign Findings: Lipoma, cyst, inflammatory tissue, benign nevus, fibrotic tissue, or normal subcutaneous fat
- Interpretation: Results are reported as categorical findings rather than numerical values
- Pathology grading may include: benign, atypical, suspicious, or malignant
- Negative Result: No malignancy detected; no need for immediate urgent intervention
- Interpretation
- Benign Diagnosis: Indicates non-cancerous tissue; reassurance provided; clinical follow-up as needed based on specific diagnosis (e.g., lipoma may not require further intervention)
- Atypical Findings: Abnormal but not definitively malignant; may require re-biopsy, excision, or close clinical monitoring with repeat imaging
- Malignant Diagnosis: Indicates cancer present; requires urgent treatment planning including oncology consultation, staging, and therapeutic intervention
- Specific Cancer Types: Melanoma, squamous cell carcinoma, basal cell carcinoma, lymphoma, or other identified malignancy with grade and stage information
- Infectious Process: May reveal bacterial, fungal, or parasitic infection; guides antimicrobial therapy decisions
- Factors Affecting Interpretation: Tissue preservation quality, specimen adequacy, patient factors (immunosuppression, prior treatments), and biopsy location from representative area
- Associated Organs
- Primary: Skin and subcutaneous tissue of the lower extremities; superficial and deep leg structures
- Secondary: Lymph nodes, muscles, and connective tissue of the lower leg
- Common Diagnoses: Melanoma, squamous cell carcinoma, lipoma, dermoid cyst, hemangioma, lymphangioma, fibroma, sarcoma
- Infectious Conditions: Cellulitis, abscess, tuberculosis verrucosa cutis, atypical mycobacterial infections
- Systemic Conditions: Lymphoma presentation in leg, sarcoidosis, vasculitis affecting lower extremities
- Complications: Infection, bleeding, hematoma formation, permanent scarring, nerve damage, delayed wound healing
- Follow-up Tests
- If Malignancy Confirmed: Staging CT scan (chest, abdomen, pelvis), MRI of involved area, PET-CT scan for systemic evaluation
- Immunohistochemistry and Flow Cytometry: For tumor classification, prognosis determination, and treatment planning
- Molecular Testing: Gene mutation analysis (BRAF, KIT, NRAS for melanoma), sentinel lymph node biopsy if indicated
- If Atypical: Excision biopsy with wider margins, repeat biopsy after 4-6 weeks, ultrasound or MRI monitoring
- If Infection Identified: Culture and sensitivity testing, antibiotic therapy initiation, repeat imaging in 2-4 weeks
- If Benign: Clinical observation, imaging follow-up at 3-6 months if lesion size changes or symptoms develop
- Dermatology or Oncology Consultation: Recommended for all malignant diagnoses and complex cases
- Fasting Required?
- No fasting is required for this biopsy procedure
- Pre-Procedure Instructions: Continue normal diet and medications unless specifically instructed otherwise by your physician
- Medications to Avoid: Discontinue blood thinners (warfarin, clopidogrel, aspirin) 3-5 days before procedure if possible; consult with physician
- Preparation: Bathe or shower the night before; wear loose, comfortable clothing allowing access to biopsy site
- Day of Procedure: Arrive 15 minutes early; bring insurance cards and identification; avoid applying lotion or makeup to biopsy site
- Post-Procedure Care: Keep biopsy site clean and dry; avoid strenuous activity for 24-48 hours; follow wound care instructions provided
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