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Subtle Cushings DS1010

                UCLA Pituitary iCase of the Month

Synopsis: 36 year old male who presented with weight gain, proximal muscle weakness, and excessive sweating.  

Synopsis: 36 year old male who presented with weight gain, proximal muscle weakness, and excessive sweating. Among multiple 24-hour urine free cortisol and midnight salivary tests, a minority were minimally elevated. The diagnosis of Cushing's disease was questioned over an eight month evaluation period. The challenges of diagnosing Cushing's disease are discussed.

Clinical History        
         
Pre-Operative Imaging  

 

    
         
Operative Findings  

 

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Surgical Pathology  

 

    
         
Post-Operative Course        
         
Discussion Part 1      
Discussion Part 2      

References

Nieman LK, Biller BM, Findling JW, Newell-Price J, Savage MO, Stewart PM, Montori VM. The diagnosis of Cushing's syndrome: an Endocrine Society Clinical Practice Guideline. J Clin Endocrinol Metab. 2008 May;93(5):1526-40.

Mantero F, Terzolo M, Arnaldi G, Osella G, Masini AM, Alì A, Giovagnetti M, Opocher G, Angeli A. A survey on adrenal incidentaloma in Italy. Study Group on Adrenal Tumors of the Italian Society of Endocrinology. J Clin Endocrinol Metab. 2000 Feb;85(2):637-44.

Catargi B, Rigalleau V, Poussin A, Ronci-Chaix N, Bex V, Vergnot V, Gin H, Roger P, Tabarin A. Occult Cushing's syndrome in type-2 diabetes. J Clin Endocrinol Metab. 2003 Dec;88(12):5808-13.

Reimondo G, Pia A, Allasino B, Tassone F, Bovio S, Borretta G, Angeli A, Terzolo M. Screening of Cushing's syndrome in adult patients with newly diagnosed diabetes mellitus. Clin Endocrinol (Oxf). 2007 Aug;67(2):225-9.

Omura M, Saito J, Yamaguchi K, Kakuta Y, Nishikawa T. Prospective study on the prevalence of secondary hypertension among hypertensive patients visiting a general outpatient clinic in Japan. Hypertens Res. 2004 Mar;27(3):193-202.

Chiodini I, Mascia ML, Muscarella S, Battista C, Minisola S, Arosio M, Santini SA, Guglielmi G, Carnevale V, Scillitani A. Subclinical hypercortisolism among outpatients referred for osteoporosis. Ann Intern Med. 2007 Oct 16;147(8):541-8.

Cushing H, Bull Johns Hopkins Hospital, 1932; 50:137-195

Ross EJ, Linch DC. Cushing's syndrome--killing disease: discriminatory value of signs and symptoms aiding early diagnosis. Lancet. 1982 Sep 18;2(8299):646-9.

Plotz CM, Knowlton AI, Ragan C. The natural history of Cushing's syndrome. Am J Med. 1952 Nov;13(5):597-614.

Lindholm J, Juul S, Jørgensen JO, Astrup J, Bjerre P, Feldt-Rasmussen U, Hagen C, Jørgensen J, Kosteljanetz M, Kristensen L, Laurberg P, Schmidt K, Weeke J. Incidence and late prognosis of cushing's syndrome: a population-based study. J Clin Endocrinol Metab. 2001 Jan;86(1):117-23.

Newell-Price J, Bertagna X, Grossman AB, Nieman LK. Cushing's syndrome. Lancet. 2006 May 13;367(9522):1605-17.

Nieman LK, Biller BM, Findling JW, Newell-Price J, Savage MO, Stewart PM, Montori VM. The diagnosis of Cushing's syndrome: an Endocrine Society Clinical Practice Guideline. J Clin Endocrinol Metab. 2008 May;93(5):1526-40. Epub 2008 Mar 11.

Liu H, Bravata DM, Cabaccan J, Raff H, Ryzen E. Elevated late-night salivary cortisol levels in elderly male type 2 diabetic veterans. Clin Endocrinol (Oxf). 2005 Dec;63(6):642-9.

Qureshi AC, Bahri A, Breen LA, Barnes SC, Powrie JK, Thomas SM, Carroll PV. The influence of the route of oestrogen administration on serum levels of cortisol-binding globulin and total cortisol. Clin Endocrinol (Oxf). 2007 May;66(5):632-5.

Newell-Price J, Trainer P, Perry L, Wass J, Grossman A, Besser M. A single sleeping midnight cortisol has 100% sensitivity for the diagnosis of Cushing's syndrome. Clin Endocrinol (Oxf). 1995 Nov;43(5):545-50.

Papanicolaou DA, Yanovski JA, Cutler GB Jr, Chrousos GP, Nieman LK. A single midnight serum cortisol measurement distinguishes Cushing's syndrome from pseudo-Cushing states. J Clin Endocrinol Metab. 1998 Apr;83(4):1163-7.

Pecori Giraldi F, Ambrogio AG, De Martin M, Fatti LM, Scacchi M, Cavagnini F. Specificity of first-line tests for the diagnosis of Cushing's syndrome: assessment in a large series. J Clin Endocrinol Metab. 2007 Nov;92(11):4123-9. Epub 2007 Aug 14. 

 

iCase of the Month also available at iTunes U

 iCase of the Month also available at iTunes U 
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