John Gaona

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BACKGROUND Extrapleural Solitary Fibrous tumors (SFTs) have been increasingly reported. The retroperitoneum, deep soft tissues of proximal extremities, abdominal cavity, trunk, head and neck are the most common extraserosal locations reported. Microscopically they show a wide range of morphological features, and so the differential diagnosis is extensive.(More)
An archaeoacoustic study was recently conducted within the prehistoric cave system of El Castillo in northern Spain. With findings dating back at least 40800 years, archaeological studies of this cave have revealed the presence of prehistoric ritual activity associated with early shamanism. Simulated audio tones of varying frequencies were created and(More)
Background: Extrapleural Solitary Fibrous tumors (SFTs) have been increasingly reported. The retroperitoneum, deep soft tissues of proximal extremities, abdominal cavity, trunk, head and neck are the most common extraserosal locations reported. Microscopically they show a wide range of morphological features, and so the differential diagnosis is extensive.(More)
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