MRI-negative Cushing’s Disease: Management Strategy and Outcomes in 15 Cases Utilizing a Pure Endoscopic Endonasal Approach

[41] Tabarin A(2012)Surgical management and outcomes in patients with Cushing disease with negative pituitary magnetic resonance imaging World Neurosurg 77 525-235

[42] Laurent F(2010)A modified protocol using half-dose gadolinium in dynamic 3-tesla magnetic resonance imaging for detection of ACTH-secreting pituitary tumors Pituitary 13 230-1569

[43] Catargi B(2003)Spoiled gradient recalled acquisition in the steady state technique is superior to conventional postcontrast spin echo technique for magnetic resonance imaging detection of adrenocorticotropin-secreting pituitary tumors J Clin Endocrinol Metabol 88 1565-3753

[44] Olivier-Puel F(2006)Cushing’s syndrome: important issues in diagnosis and management J Clin Endocrinol Metab 91 3746-5602

[45] Lescene R(2003)Diagnosis and complications of Cushing’s syndrome: a consensus statement J Clin Endocrinol Metab 88 5593-166

[46] Berge J(1989)Bilateral inferior petrosal sinus sampling as a routine procedure in ACTH-dependent Cushing's syndrome Clin Endocrinol 30 157-413

[47] San Galli F(1991)Routine inferior petrosal sinus sampling in the differential diagnosis of adrenocorticotropin (ACTH)-dependent Cushing’s syndrome: early recognition of the occult ectopic ACTH syndrome J Clin Endocrinol Metabol 73 408-672

[48] Drouillard J(1998)The diagnosis and differential diagnosis of Cushing’s syndrome and pseudo-Cushing’s states Endocr Rev 19 647-142

[49] Roger P(2007)The role of desmopressin in bilateral and simultaneous inferior petrosal sinus sampling for differential diagnosis of ACTH-dependent Cushing's syndrome Clin Endocrinol 66 136-980

[50] Guerin J(2006)Ectopic ACTH-secreting syndrome: a single center experience report with a high prevalence of occult tumor Arch Med Res 37 976-257

[41] Tabarin A(2012)Surgical management and outcomes in patients with Cushing disease with negative pituitary magnetic resonance imaging World Neurosurg 77 525-235

[42] Laurent F(2010)A modified protocol using half-dose gadolinium in dynamic 3-tesla magnetic resonance imaging for detection of ACTH-secreting pituitary tumors Pituitary 13 230-1569

[43] Catargi B(2003)Spoiled gradient recalled acquisition in the steady state technique is superior to conventional postcontrast spin echo technique for magnetic resonance imaging detection of adrenocorticotropin-secreting pituitary tumors J Clin Endocrinol Metabol 88 1565-3753

[44] Olivier-Puel F(2006)Cushing’s syndrome: important issues in diagnosis and management J Clin Endocrinol Metab 91 3746-5602

[45] Lescene R(2003)Diagnosis and complications of Cushing’s syndrome: a consensus statement J Clin Endocrinol Metab 88 5593-166

[46] Berge J(1989)Bilateral inferior petrosal sinus sampling as a routine procedure in ACTH-dependent Cushing's syndrome Clin Endocrinol 30 157-413

[47] San Galli F(1991)Routine inferior petrosal sinus sampling in the differential diagnosis of adrenocorticotropin (ACTH)-dependent Cushing’s syndrome: early recognition of the occult ectopic ACTH syndrome J Clin Endocrinol Metabol 73 408-672

[48] Drouillard J(1998)The diagnosis and differential diagnosis of Cushing’s syndrome and pseudo-Cushing’s states Endocr Rev 19 647-142

[49] Roger P(2007)The role of desmopressin in bilateral and simultaneous inferior petrosal sinus sampling for differential diagnosis of ACTH-dependent Cushing's syndrome Clin Endocrinol 66 136-980

[50] Guerin J(2006)Ectopic ACTH-secreting syndrome: a single center experience report with a high prevalence of occult tumor Arch Med Res 37 976-257