Pituitary stalk interruption syndrome (PSIS) is a rare disease with isolated growth hormone deficiency or multiple anterior pituitary hormone deficiencies; and is characterised by a thin or absent pituitary stalk, hypoplasia of the adenohypophysis, and ectopic neurohypophysis. The literature have reported primarily on cases of infants and young people, and there are few reports in adults. A case is presented here of a 54-year male, who reported dizziness accompanied by fatigue and anorexia for more than 20 days; and the results from the blood tests showed a general decline in growth hormone, thyrotropin, and sex hormone levels. On the basis of the medical history, laboratory and imaging examination, a diagnosis of PSIS was made. After treatment, the patient's condition as well as laboratory results returned to normal. In summary, PSIS can also occur in adults. In the suspected cases, magnetic resonance imaging should be done in time to diagnose and manage it appropriately early in the course of the disease. Key Words: Pituitary stalk interruption syndrome, Pituitary hormone deficiency, Adults.
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http://dx.doi.org/10.29271/jcpsp.2022.03.389 | DOI Listing |
Cureus
December 2024
Neurosurgery, Desert Regional Medical Center, Palm Springs, USA.
Empty sella (ES) is a radiographic finding defined by the presence of cerebrospinal fluid in the sella turcica, with associated compression of the pituitary gland. Empty sella syndrome (ESS) is the combination of this radiographic finding with endocrine, ophthalmological, and/or neurological symptoms. The focus of this literature review is to synthesize information about asymptomatic or incidental ES specifically, meaning the radiologic finding of an empty sella without symptoms.
View Article and Find Full Text PDFAndrology
January 2025
Section of Endocrinology and Investigative Medicine, Imperial College London, London, UK.
The hypothalamic-pituitary-gonadal axis is regulated by the gonadotropin-releasing hormone pulse generator in the hypothalamus. This is comprised of neurons that secrete kisspeptin in a pulsatile manner to stimulate the release of GnRH, and, in turn, downstream gonadotropins from the pituitary gland, and subsequently sex steroids and gametogenesis from the gonads. Many reproductive disorders in both males and females are characterized by hypothalamic dysfunction, including functional disorders (such as age-related hypogonadism, obesity-related secondary hypogonadism, hyperprolactinemia, functional hypothalamic amenorrhea and polycystic ovary syndrome), structural pathologies (such as craniopharyngiomas or radiation or surgery-related hypothalamic dysfunction), and pubertal disorders (constitutional delay of growth and puberty and congenital hypogonadotropic hypogonadism).
View Article and Find Full Text PDFEur J Nucl Med Mol Imaging
January 2025
Department of Nuclear Medicine, West China Hospital of Sichuan University, No. 37, Guoxue Alley, Chengdu, Sichuan, 610041, People's Republic of China.
Purpose: We aimed to explore the value of [Ga]Ga‑FAPI PET/CT for the evaluation of Langerhans cell histiocytosis (LCH) in comparison with [F]FDG PET/CT.
Methods: Thirty-two patients pathologically diagnosed with LCH were enrolled in this study. [Ga]Ga‑FAPI and [F]FDG PET/CT were performed within 1 week to identify disease extent and status.
J Neurosurg Case Lessons
January 2025
Department of Neurosurgery, Stanford University School of Medicine, Stanford, California.
Background: The co-occurrence of Rathke cleft cysts (RCCs) and meningiomas in the sellar and parasellar regions represents an exceedingly rare clinical entity. Achieving maximal resection through a single operative approach while minimizing adverse events is challenging, often necessitating multiple surgical approaches, as suggested by previous reports.
Observations: The authors report the case of a 49-year-old female with a history of kidney transplant who presented with headaches and was diagnosed with coexisting RCC and meningioma in the sellar and planum sphenoidale regions, respectively.
J Neurosurg Case Lessons
January 2025
Department of Neurological Surgery, University of California, San Diego, La Jolla, California.
Background: Rathke cleft cysts (RCCs) are benign sellar/suprasellar lesions that result from mucin-secreting vestigial remnants within the pars intermedia of the pituitary gland. When symptomatic, they can present with retro-orbital headaches, visual field defects, and/or pituitary dysfunction.
Observations: A 35-year-old female presented with subacute retro-orbital headache, right ptosis, and blurred vision.
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