Ghon Focus and Complex
Other Known Aliases – none
Definition – radiographic finding in primary tuberculosis where cellular and biochemical reaction to the infection forms a nodular granulomatous structure (focus) which can enlarge and invade adjacent lymphatics and hilar lymph nodes (complex).
Clinical Significance – this finding on radiography is pathognomonic for primary active tuberculosis
History – Named after Anton Ghon (1866-1936), who was an Austrian pathologist and recieved his medical doctorate from the University of Graz in 1890. He would spend his entire career in pathology and bacteriology culminating in full professorship at the University of Prague in 1910. He frist published his eponymous findings in his 1912 work entitled “Der primäre Lungenherd bei der Tuberkulose der Kinder”. Unfortunately, we would go on to die from tuberculous pericarditis in 1928
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