Welcome to Part 1 of the Gross Pathology Specimen Series — a visual learning resource for medical students and pathology enthusiasts. This series showcases classic and commonly encountered gross specimens, each accompanied by a short description to help you recognize key features, correlate with pathology, and prepare for practical exams or viva.
All images are optimized for fast viewing and learning, whether you’re revising on your laptop or mobile.
Fatty Liver
Enlarged pale yellow liver with greasy texture and smooth borders.
Chronic Venous Congestion – Liver (Nutmeg Liver)
Speckled cut surface resembling a nutmeg; red congested central veins and pale periphery.
Chronic Venous Congestion – Lung (Brown Induration)
Rusty brown cut surface due to hemosiderin-laden macrophages and fibrosis.
Madura Foot (Mycetoma)
Thickened fibrotic foot with discharging sinus tracts – typical of mycetoma.
Miliary Tuberculosis – Lung
Numerous millet-sized grey-white nodules across the lung.
Hydronephrosis with Ureteric Calculi
Sac-like dilated pelvicalyceal system and ureteric stones.
Chronic Pyelonephritis
Scarred kidney with irregular surface and dilated calyces.
Giant Cell Tumor – Radius (Bone)
Epiphyseal lytic lesion with cortical expansion and soft friable tissue.
