Publications by authors named "J R Grigera"

This article takes on the task of historicizing the global crisis that unfolded after the outbreak of COVID-19, focusing on its particular dynamics in Latin America. It proposes a distinction between a first phase - an unmitigated crisis that lasted until the end of 2020 - and a second phase in the period since then, that is defined by managed crisis and lukewarm economic recovery. The first phase showed a profoundly fragmented local state response, the breakdown of capital's 'normal' capacity for reproduction, and a disarticulation of the world order.

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A 47-year-old woman consulted Fundación de Cirugía Ocular Jorge Zambrano for a 45-day bilateral vision decrease. Fundus examination revealed retinal edema, peripapillary cotton wool exudates, nerve fiber layer hemorrhages, Elschnig's spots, and peripheral exudative retinal detachment in both eyes. These findings were suspected to be a complication from gemcitabine, a chemotherapeutic agent that she had taken for endometrial cancer, which was discontinued owing to thrombocytopenia.

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We report the case of a 68-year-old man who presented to our outpatient clinic for routine examination. Fifteen months before, he had undergone combined cataract and idiopathic full-thickness macular hole surgery in his right eye at another institution. In the present evaluation, the best-corrected visual acuity in his right eye was counting fingers.

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To assess the change in body condition score (BCS) during the early and late dry periods and its association with postpartum diseases and milk yield in grazing dairy cows from central Argentina. BCS assessments during the dry period, and cow health and milk production records up to 90 days in milk (DIM), were collated for cows from 28 farms at monthly visits between 2007 and 2008. Cows were categorised into four groups; those in Group 1 (n=7,067) maintained or gained BCS during the early and late dry periods; Group 2 (n=2,615) maintained or gained BCS during the early dry period and lost BCS during the late dry period; Group 3 (n=1,989) lost BCS during the early dry period and maintained or gained BCS during the late dry period; and Group 4 (n=5,144) lost BCS during the early and late dry periods.

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