Exact(4)
In a few cases, a cause can be identified by taking a careful history, "but usually the condition remains idiopathic".
In the majority of remitting cases a cause can be identified.
Moreover, with the exception of physical urticaria, in the majority of cases, a cause cannot be established.
In our series osteonecrosis caused by high dose corticosteroid use was seen in 5 patients (8 implants), in one case by alcohol abuse, in two cases by an earlier operation or trauma of that limb and in two cases a cause could not be found.
Similar(56)
Nor would the media have made of his case a cause célèbre.
However, in rare cases, an airbag causes pulmonary contusion in a person who is not properly positioned when it deploys.
Both cases caused a national outcry and calls for action to be taken.
The drug in rare cases caused a serious blood disorder known as aplastic anaemia.
Honda said the recall was to fix a defective master switch, which could cause water to enter the power window switch and in some cases cause a fire.
Bute is banned from the human food chain, because it can in rare cases cause a potentially life threatening illness, aplastic anaemia, or bone marrow failure.
This could lead into immunosuppression and consequently in the worst cases cause a multi-organ failure [ 25].
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