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Cyclooxygenase (COX) is a key enzyme in prostanoid synthesis. It exists in two isoforms, COX-1 and COX-2. COX-1 is referred to as a 'constitutive isoform', and is considered to be expressed in most tissues under basal conditions. In contrast, COX-2 is referred to as an 'inducible isoform', which is believed to be undetectable in most normal tissues, but can(More)
Granulocytic sarcoma (GS) is a rare solid tumor of myeloid origin, which usually precedes or occurs concurrently with myeloid leukemia, or with other types of myeloproliferative and myelodysplastic disorders. Spinal affections of GS have been described but are uncommon, particularly in association with essential thrombocythemia. We present a case of a(More)
BACKGROUND Mediastinal fetal teratoma can be detected as a mass in the chest during a routine prenatal ultra-sound screening. Because of the pressure on mediastinal structures it can be the cause of non-immune hydrops fetalis and polyhydramnion. The development of hydrops fetalis leads to fetal death or premature delivery in most reported cases. Early(More)
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