Tag Archives: Theory and Practice of Medicine

Evolutionary medicine and clinical reasoning

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Mechanisms in Medicine are key to explain diseases based on anatomy and physiology. This static view of the human body is practical for teaching but the body is not a perfect machine designed by an engineer. Evolution has played its role. What we describe as diseases are sometimes a consequence of genetic traits, anatomical structures or adaptative mechanism. The knowledge of these particularities can help to fix concepts and to improve clinical reasoning.

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Advancing the science of measurement of diagnostic errors in healthcare: the Safer Dx framework



This is an important article written by Dean F Sittig and Hardeep Singh. Dr Singh is a human doctor and an expert in the Diagnostic error theory. Congratulationssingh2


Playing with your mind: between framing and anchoring


This is the X-ray of a 72-year-old man with fever, weight loss, hyporexia, non-productive cough and dyspnea. The oxygen saturation with an oxygen mask and resting was 97%.

shoulder abscess1

What´s your diagnosis?

1. Bronchitis

2. Bronchioloalveolar carcinoma

3. Pulmonary embolism

4. Other

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Students exercise: the mind and the machine

We have discussed the clinical findings from a patient diagnosed of ovarian cancer. The patient stayed at the hospital due to dyspnea in relation to pleural effussion, edema in both legs and fatigue. The first diagnostic possibility considered was ovarian cancer progression but the students make an exercise of differential diagnosis using numbers from 1 (less probable) to 5 for several possibilities. Continue reading Students exercise: the mind and the machine