Application of a standard risk assessment scheme to a North Africa contaminated site (Sfax, Tunisia) -Tier 1.

Phosphorus is a critical element to agriculture, consequently global phosphate rock demand will remain rising to feed a growing world population. The beneficiation of phosphorous ore gives rise to several tons of a waste by-product [phosphogypsum (PG)] which valorisation is limited, within other reasons, by the risks posed to environment and human health. Although threatening, the accumulation in stacks is the only procedure so far practiced by several countries as a means to get rid of this industrial externality.

A gastric collision tumor composed of adenocarcinoma and gastrinoma: case report.

Background: Collision tumors of the stomach are exceedingly rare, with only six previous reported instance in which adenocarcinoma of the stomach were found in association with carcinoid tumor. Only in one case the adenocarcinoma was associated with a gastrinoma.

Aim: we report the second case of Collision tumor between adenocarcinoma and gastrinoma.

[Eosinophilic gastroenteritis with ascites: a case report].

Background: Eosinophilic gastroenteritis is a rare pathology, of undetermined etiology which incidence is in increase. It is characterized by eosinophilic infiltration of the wall of the gastrointestinal tract. Clinical manifestations are very variable and the severity of the clinical picture depends on the site involved and the wall layers infiltrated.

[Retinal venous occlusion in Behçet disease].

Purpose: The aim of our study is to report three cases of retinal venous occlusion in patients with Behçet disease and to discuss the physiopathology of this vascular accident.

Methods: In this retrospective study, out of a series of 32 patients suffering from Behçet disease, we report three cases of retinal venous occlusion. General and ophthalmologic features are described.

Myositis ossificans circumscripta of the knee improved by alendronate.

Myositis ossificans circumscripta (MOC) is a rare benign disorder characterized by heterotopic ossification of soft tissues. We report a case in a 21-year-old male who presented with knee pain after strenuous physical activity. Evidence of inflammation of the knee and a hard swelling in the subquadricipital area were the main physical findings.

[Primary hypertrophic osteoarthropathy without cutaneous involvement (Currarino's disease)].

Introduction: Hypertrophic osteoarthropathy (HOA) is a syndrome associating hippocratic fingers, arthropathy and periostosis of long bones. Currarino's disease, considered at present as a clinical form of primary HOA, is characterized by the absence of pachydermia.

Observation: A 24-year-old Caucasian man, consulted for a painful swelling of both ankles that had developed over the past year.

[Disseminated tuberculosis in non-immunocompromised host: three case reports].

Introduction: Disseminated tuberculosis, i.e., tuberculosis involving lung, liver, spleen, bone marrow and lymph nodes is rare (2.