21. Nodules or lumps in the skin produced by the parasitic worms are one of the early signs of onchocerciasis Subject(s): ChildPhysiciansWorld Health Organization
22. Direct method of examining the fundus oculi or eyeground Subject(s): OphthalmologyEquipment and SuppliesPhysiciansWorld Health Organization
23. Examination of the retina with a binocular ophtalmoscope [i.e. ophthalmoscope] Subject(s): PhysiciansOphthalmologyEquipment and SuppliesWorld Health Organization
24. [Swiss physician is checking an elderly patient's blood pressure] Subject(s): AgedPhysiciansEquipment and SuppliesWorld Health Organization
25. The machine that will take over the functions of the patient's heart and lungs during the operation Subject(s): Cardiovascular DiseasesPhysiciansEquipment and SuppliesNursesSwedenWorld Health Organization
27. Professor Lars Werkö of the University Hospital in Göteborg, Sweden, speaks with one of his patients Subject(s): Cardiovascular DiseasesPatientsPhysiciansReferral and ConsultationHospital UnitsSwedenWorld Health Organization
28. Before a decision on treatment is made, the patient is examined thoroughly. The examination may include heart catheterization ans angiography. The A.L Miasmikov Institute of Cardiology in Moscow conducts detailed studies of the various cardiovascular disease and their distribution in relation to age Subject(s): Cardiovascular DiseasesPhysiciansPatientsEquipment and SuppliesNursesUSSRWorld Health Organization
29. A Japanese doctor at the bedside of a heart disease patient. In cases such as this, quick medical intervention can save lives Subject(s): Cardiovascular DiseasesPhysiciansPatients
30. In Egypt, school children are examined for streptococcal infection, which may be a warning of rheumatic fever Subject(s): Equipment and SuppliesPhysical ExaminationPhysiciansNursesStethoscopesWorld Health Organization