Final answer:
Undiagnosed abdominal pain is a contraindication to performing manual lymphatic drainage as it could worsen an unknown condition. Lymphogranuloma venereum causes swollen lymph nodes known as buboes.
Step-by-step explanation:
The condition among the options provided that would be a contraindication to performing manual lymphatic drainage techniques over the abdomen is undiagnosed abdominal pain. It is crucial to determine the cause of abdominal pain before attempting any manual therapies to avoid exacerbating an unknown condition. In the context of lymphatic conditions, one that leads to the formation of a bubo, which is a swollen lymph node, is lymphogranuloma venereum, an infection typically caused by Chlamydia trachomatis and more prevalent in tropical regions.