Chondritis of the chondral arch

investigating the feasibility of a proposed model for geometric design of deployable arch structures

deployable scissor type structures are composed of the so-called scissor-like elements (sles), which are connected to each other at an intermediate point through a pivotal connection and allow them to be folded into a compact bundle for storage or transport. several sles are connected to each other in order to form units with regular polygonal plan views. the sides and radii of the polygons are...

[Bilateral chondritis of the ears].

A 68-year-old male patient was admitted to the internal medicine department due to a 10 kg weight loss in a 6 month period. This was accompanied by night sweating and red spots on the arms and legs which were painful, lingered on for several days and disappeared leaving a hyperpigmented lesion. The patient had also been constipated for a month before his admission. He had no history of contact ...

Osteo-chondritis of the lumbar spine.

The obstructive siblings: Relapsing polychondritis without chondritis?

Progressive narrowing of the central airways due to diffuse inflammation is a potential life-threatening condition. A number of diseases have been described as possible causes. We present two siblings with severe central airway obstruction. Despite considerable efforts we have not been able to match the clinical appearance of our patients with the diagnostic criteria of any of the disease entit...

the effect of taftan pozzolan on the compressive strength of concrete in the environmental conditions of oman sea (chabahar port)

cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...