A case report of a 3-year-old boy with past medical history of intestinal partially treated amebiasis, is presented. The patient was admitted to Pediatric Unit, San Cristóbal Central Hospi- tal, Táchira, Venezuela, with abdominal pain and fever. An abdominal bloating and a 3 cm palpable hepatomegaly below the right costal margin were assessed. Abdominal ultrasound revealed a liver enlarged in the right antero-superior area. A rounded space-occupying lesion, predominantly solid, with mixed-echo patterns, was assessed using ultrasound. The ...

Lung diseases diagnosis, specifically the presence of lung tumors, is usually performed with the support of radiological techniques. Computed tomography is the most widely used imaging technique to confirm the presence of this disease. When several researchers require identifying the morphology of these tumors, they deal problems related to the poor delimitation of the borders associated with the anatomical structures that compound the lung, Poisson noise, the streak artifact and the non-homogeneity of gray levels that define each object in the ...

En los últimos años, los avances en imagenología médica estan cambiado la forma de obtener información anatómica y funcional de las estructuras vinculadas con el corazón, particularmente, de las válvulas cardíacas. En este artículo se hace una revisión, que abarca el periodo 2014-2020, sobre las técnicas computacionales usadas en la caracterización, vía segmentación, de las enfermedades que afectan las mencionadas válvulas. La presente revisión proporciona información actualizada acerca de: a) enfermedades que afectan las válvulas, b) principales ...

Coronary calcium is a marker of the presence and extent of atherosclerosis, capable of providing prognostic information in addition to traditional risk factors. Additionally, the coronary calcium test has as an associated descriptor the calcium score or calcium score (Cs) which is useful, mainly, for the risk stratification of asymptomatic patients, whereas in patients with acute or chronic chest pain, it is required, usually, coronary axial computed tomography. In this article, we present the clinical case of a 59-year-old male patient with ...