Cellular Pathology and Parasitic Infections

Cellular Pathology and Parasitic Infections is an advanced interdisciplinary topic that examines the tissue-level changes and host cellular responses induced by parasitic organisms. For tertiary students in biomedical sciences, medicine, and pathology in Zambia, this module provides critical insights into how parasites cause disease beyond simple infection. The curriculum covers specific pathological patterns such as granuloma formation in schistosomiasis and tuberculosis, tissue necrosis in amoebic liver abscesses, hyperplasia and metaplasia in chronic inflammation, and immune-mediated damage in conditions like cerebral malaria. Students will learn to correlate parasitic life cycles with histopathological findings, understanding how intracellular parasites (e.g., Leishmania, Toxoplasma) manipulate host cells and how migrating larvae cause eosinophilic inflammation. This knowledge is essential for interpreting biopsy results, understanding disease pathogenesis at a microscopic level, and making accurate clinical-pathological correlations. Mastery of this topic is crucial for students pursuing careers in diagnostic pathology, clinical research, or advanced medical practice where tissue diagnosis plays a key role.