Some Common Mishaps

Configuration Management as a Common Factor in Space Related Mishaps

Configuration management is essential for system safety. It helps to ensure that requirements and constraints, which are identified in previous stages of development, are preserved through subsequent modifications. It has, therefore, been recognized as a core component for standards ranging from IEC 61508 through to ISO 9000. Unfortunately, the pressures on development teams to respond to chang...

Circumcision mishaps in Nigerian children.

BACKGROUND/OBJECTIVE Circumcision may be associated with complications which are usually minor but could be life threatening on certain occasions. This study determined contributory factors, pattern of presentation, challenges of management and outcome of circumcision mishaps in Benin City, Nigeria. METHODS A retrospective analysis of all male children managed for circumcision mishaps between...

Mishaps and serious complications in endodontic obturation

There are numerous examples reported in the literature that cite and document many disabling complications to the alveolar bone, neurovascular anatomy and maxillary sinus following overextension of root canal filling materials. Neural complications as a consequences of endodontic obturation as well as other server outcomes to overfill are a serious problem. These injuries require a thoughful st...

Some Common Poisonous Plants

Stroke by cause: some common, some exotic, some controversial.

See related article, pages 2533–2537 I n this exciting era of stroke prevention and treatment, the stroke neurologist is privileged and obliged to determine with reasonable certainty the cause of every cerebral or ocular vascular event. Investigation must seek evidence for either cardiac, large-artery, penetrating artery (lacunar) or, in their absence, for a growing miscellany of " other " caus...