RT Book, Section A1 Thaver, Danyal A1 Qureshi, Athar M. A2 Usatine, Richard P. A2 Sabella, Camille A2 Smith, Mindy Ann A2 Mayeaux, E.J. A2 Chumley, Heidi S. A2 Appachi, Elumalai SR Print(0) ID 1114870915 T1 Clubbing and Cyanosis T2 The Color Atlas of Pediatrics YR 2015 FD 2015 PB McGraw-Hill Education PP New York, NY SN 978-0-07-176701-9 LK accesspediatrics.mhmedical.com/content.aspx?aid=1114870915 RD 2024/04/24 AB A 9-year-old boy from rural Asia was brought to the clinic by his parents for complaints of being tired and “blue.” Further history reveals that he has had frequent episodes of squatting after exertion which relieves some of the symptoms temporarily. On exam, he has clubbing of the fingers and toes with cyanosis of the lips and oral mucous membranes (Figure 41-1). A harsh systolic ejection murmur is best heard at the left mid and upper sternal border. An echocardiogram confirms the diagnosis of tetralogy of Fallot.