<P>A 36-year-old housewife presents in the emergency department complaining of progressively increasing breathlessness over the last two weeks, accompanied by wheeze and a productive cough. You are the medic on duty...</P><P><STRONG>100 Cases in Radiology</STRONG> presents 100 radiological anomalies commonly seen by medical students and junior doctors on the ward, in outpatient clinics or in the emergency department. A succinct summary of the patient''s history, examination and initial investigations, including imaging photographs, is followed by questions on the diagnosis and management of each case. The answer includes a detailed discussion of each topic, with further illustration where appropriate, providing an essential revision aid as well as a practical guide for students and junior doctors. </P><P>Making clinical decisions and choosing the best course of action is one of the most challenging and difficult parts of training to become a doctor. These cases will teach students