It is 6pm. I am back at Hlabisa after another bumpy journey. I gave the tube of blood Sister handed me as I left clinic to the lab and have nipped back to see what they have found. The lab tech hands me the blood results. I quickly scan them. Normal white cell count – I had feared she might have leukaemia. Normal haemoglobin. But there at the bottom, the platelets: 4. Should be at least 150. The platelets play an essential part in the body’s blood clotting system. 4 is well below the point at which spontaneous bleeding can occur. There are a few possible causes but Hlabisa Hospital is not the place to investigate them. I get on the phone to a specialist at our referral hospital who offers to accept the patient for investigation. I pull out the scrap of paper on which I wrote the lady’s cell phone number and call her. As it rings I offer yet again a silent prayer of thanks for the cellphone, a device that has transformed the level of contact we can have with our patients, many of whom h...