Petrology of an unusual monomict ureilite, NWA1241

Nwa 1586: Macrosmelting in a Monomict Ureilite

Introduction: NWA 1586 is a provisional new ureilite obtained by a meteorite dealer in Morocco in the spring of 2001. In thin section, NWA1586 displays the typical monomict ureilite texture with abundant triple junctions, curved intergranular boundaries and coarse grain sizes (1-2 mm average grain size with one or two grains up to 5 mm in length, Figure 1). Modal silicate mineralogy is 75% oliv...

Ureilite Graphite: Shocking Implications

An Unusual Case of Acute Epiglottic Abscess

A 48 year old man presented to our outpatient department with the history of absolute dysphagia, and fever for two days. On examination patient was febrile with drooling of saliva. Oropharynx was minimally congested. Indirect laryngoscopy revealed odematous epiglottis with pus pointing over the lingual surface. Radiography of soft tissue, neck lateral view, showed the thumb sign which suggeste...

An Unusual Presentation of Granulomatosis with Polyangiitis

The granulomatosis with polyangiitis (GPA), formerly known as Wegener’s granulomatosis, is a pauci-immune vasculitis involving small- and medium-sized blood vessels. Classically, the patients inflicted with this disease present with a triad of necrotizing granulomatous inflammation of the respiratory tract, cutaneous necrotizing vasculitis, and glomerulonephritis (GN). The antinuclear (ANA) and...

DIPHALLUS: A REPORT OF AN UNUSUAL CASE

We report an unusual case of diphaIlus in a five year old boy. The two organs appeared separately, one orthotopically in the pubic area and the other in the perineum with no urinary meatus. A perineal hypospadias with meatus in the anterior anal verge was also present. The right testis was undescended and the scrotum was mildly bifid. The patient was continent for both voiding and defeca...