Portal:Medicine/Did you know/20

... that Raynaud's phenomenon, or vasospasm causing discolouration of the extremities (pictured), can be the presenting symptom in conditions like scleroderma?
... that gestational diabetes occurs in women without previously diagnosed diabetes who exhibit high blood glucose levels during pregnancy?
... that catamenial pneumothorax is a condition of collapsed lung occurring in conjunction with menstrual periods, believed to be caused primarily by endometriosis of the membrane surrounding the lung?

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