In cervical pregnancy, the ovum implants in the uterine cervix or in the isthmus (the opening into the cervix).
Various accounts are given of the homeward course; eventually the Argo reached Iolcos and was placed in a grove sacred to Poseidon in the Isthmus of Corinth.
There is a feeling that in the isthmus, aid delivers "more bang for your buck" than in Mexico or Colombia, one diplomat suggests.
Land passage between Asia and Africa was in early times limited to narrow strips of land in the Isthmus of Suez.
Elsewhere in the isthmus, jailing a few corrupt politicians, and then doing the same to big tax evaders, might bring swifter returns.
And, to cap it all, climate change to which the unfortunate Central Americans have contributed virtually nothing seems to be increasing the ferocity of nature in the isthmus.
Will diplomacy follow trade Panama's appetite for closer ties with China was whetted by the return to the mainland of Hong Kong, which had banks and shipping lines already in the isthmus.
This week, Malaysia's prime minister, Mahathir Mohamad, told reporters that if the pipeline was not begun soon, Petronas would build one farther south that bypassed Thai territory -- which would thwart the Thai government's hopes for using the pipeline to encourage industrial development in the isthmus.
"It shouldn't be so surprising, but it is and that's because of the racism we experience in the country and the exclusion of indigenous people historically," said Betina Cruz Velázquez, a leader of the Binnizá community in the Isthmus region of southern Oaxaca state.
Histopathology examination of the resected thyroid gland revealed micro-foci of PTC; the largest, in the isthmus, measured 4 mm.
Languages from other Mesoamerican regions have apparently borrowed words related to writing from the precursor to the language now spoken in the Isthmus of Tehuantepec, the Olmec heartland.
