A physician who suffered greatly from chronic fatigue discovered that it was caused by her husband’s sleep apnea and was relieved by sleeping in a separate bedroom. The possibility had not occurred to her until her mother-in-law mentioned a television program she had seen about women who were extremely tired because of their husbands’ snoring (Korossy, 1998).
A lesson for medical students and attending physicians: The clue to the right diagnosis may not come from a textbook or the medical literature. It is critical to listen to your patients and to keep an open mind.

Orient, Jane M.. Sapira’s Art and Science of Bedside Diagnosis . Lippincot (Wolters Kluwer Health). Kindle Edition.