Tag Archives: cognitive bias

Cognitive Bias. Upper Urinary Tract Infection: A Dark Drawer?

Diagnosis: a matter of a thousand looks

 

Clinical Case

A 81-years-old woman with several diagnoses( cardiac failure, atrial fibrillation, back pain) and plenty of medication (more than 20 drugs daily) went to the Family Physician because of high fever (38 centigrades) and productive cough , Her physical examination Continue reading Cognitive Bias. Upper Urinary Tract Infection: A Dark Drawer?

More is not always better

Cape Cod

A 70-year-old patient was admitted with neutropenia, moderate thrombocytopenia, and fever, following  chemotherapy. starting with antibiotics until normalization of neutrophils. As platelets persisted in values ​​of 56,000 x109/L, a transfusion was decided. Three days later there was no improvement  in the level of platelets. Continue reading More is not always better

Bone findings in cancer patients mimicking metastases (2)

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Pastelaria, Portugal

Bone lesions in cancer patients must be identified as malignant or benign due to the important prognostic and therapeutic implications.  Benign bone fi ndings detected during the staging period and follow-up are common in cancer patients.  The knowledge of these entities in this context could help to reduce the possibility of a cognitive bias.

Continue reading Bone findings in cancer patients mimicking metastases (2)

Crossing the midline: an explanation for a bias

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Mediterranean shells

CLINICAL CASE: A 69-year-old woman without previous disease presented to the Emergency Room (ER) with an acute left hemiparesis, dysarthria and  hemifacial deviation to the right.

A CAT scan showed a 3 cm intracraneal lump located in the left temporo-occipital area, without signs of cerebral infiltration. The initial clinical judgment established a relation between  the lump and the clinical signs of the patient. Do you agree?

Continue reading Crossing the midline: an explanation for a bias

Confirmation bias: an expert missing a spinal cord compression

A 75-year-old woman had a recent diagnosis of disseminated endometrial cancer. She had a previous diagnosis of poliomyelitis with muscular atrophy in both legs from her childhood . She went to the hospital with back pain, weakness and constipation. She was evaluated for an expert but in the context of the Emergency Department.

Continue reading Confirmation bias: an expert missing a spinal cord compression