Search Results - "J Orrego, John"

Two synchronous paraneoplastic endocrine syndromes in a 53-year-old male with broadly metastatic widely invasive Hürthle cell carcinoma by Orrego, John J, Chorny, Joseph A

“…Unlike medullary thyroid carcinomas, follicular cell-derived thyroid malignancies have rarely been associated with paraneoplastic endocrine syndromes. An…”
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Aldosterone- and cortisol-cosecreting adrenal adenoma, ovarian hyperthecosis and breast cancer by J Orrego, John, A Chorny, Joseph

“…Summary We describe a 56-year-old postmenopausal woman with hypertension, hypokalemia and severe alopecia who was found to have a 4.5-cm lipid-poor left…”
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Thyrotoxicosis Following Fine-Needle Aspiration Biopsy of A Thyroid Nodule: Case Report by John J. Orrego

“…Abstract Fine-needle aspiration biopsy (FNAB) is a simple and generally safe office-based procedure that accurately and cost-effectively improves the…”
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AMYLOID GOITER AS THE FIRST RECOGNIZABLE MANIFESTATION OF IMMUNOGLOBULIN LIGHT CHAIN AMYLOIDOSIS by Orrego, John J, Chorny, Joseph A

“…Clinically apparent thyroid enlargement due to massive amounts of amyloid deposition, known as amyloid goiter, is rare. Endocrinologists should become familiar…”
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Primary high-grade calcitonin-negative neuroendocrine carcinoma of the thyroid: a very rare cancer by Chorny, Joseph A, Orrego, John J, Cameselle-Teijeiro, José Manuel

“…Summary Most medullary thyroid carcinomas (MTCs) are low grade and produce calcitonin. There are some calcitonin-negative MTCs that produce only calcitonin…”
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Sporadic calcitonin-negative medullary thyroid carcinoma is not more aggressive than its classic counterpart: case report and review of the literature by John J. Orrego, Joseph A. Chorny

“…Objective: medullary thyroid carcinoma (MTC) with normal serum basal calcitonin (calcitonin-negative MTC) is uncommon. The exact mechanism for this paradox is…”
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Pituicytoma and isolated ACTH deficiency by Orrego, John J.

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The role of radiation therapy after surgical resection of nonfunctional pituitary macroadenomas by Park, Paul, Chandler, William F, Barkan, Ariel L, Orrego, John J, Cowan, John A, Griffith, Kent A, Tsien, Christina

“…Radiotherapy after aggressive surgical resection of nonfunctional macroadenoma (NFA) of the pituitary remains controversial. Historically, immediate…”
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Hyperphosphatemia by Orrego, John J, Sheehan, Michael

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Bilateral symmetrical basal ganglia infarction after intravenous use of cocaine and heroin by Daras, Michael D, Orrego, John J, Akfirat, Gokhan L, Samkoff, Lawrence M, Koppel, Barbara S

“…A case is reported of a young man who developed bilateral symmetrical basal ganglia infarcts after intravenous use of cocaine and heroin. Ischemic infarcts of…”
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Development of a macroprolactinoma in association with hormone replacement therapy in a perimenopausal woman with presumed idiopathic hyperprolactinemia by Orrego, John J, Bair, John

“…To describe a 48-year-old woman with presumed idiopathic hyperprolactinemia, who was found to have a macroprolactinoma after receiving hormone replacement…”
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Does this patient actually have primary pachydermoperiostosis? by Orrego, John J

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Physiological Testosterone Replenishment in Healthy Elderly Men Does Not Normalize Pituitary Growth Hormone Output: Evidence against the Connection between Senile Hypogonadism and Somatopause by Orrego, John J., Dimaraki, Eleni, Symons, Kathy, Barkan, Ariel L.

“…Normal aging in men is accompanied by lower serum testosterone (T), GH, and IGF-I concentrations. The mechanisms of the age-related diminution in the activity…”
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Hypoglycemia From Metastatic Meningeal Solitary Fibrous Tumor Occurring Over Two Decades After Initial Diagnosis by Orrego, John J, Chorny, Joseph A

“…Abstract Despite multiple intracranial and extracranial relapses associated with a widely metastatic meningeal solitary fibrous tumor (formerly classified as…”
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Visual vignette. Bilateral adrenal calcifications by Orrego, John J, Georgitis, William J

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Pergolide as primary therapy for macroprolactinomas by Orrego, J J, Chandler, W F, Barkan, A L

“…The objective of this study is to determine whether pergolide therapy is an effective modality for the de novo treatment of patients with macroprolactinomas…”
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Rapid re-expansion of a macroprolactinoma after early discontinuation of bromocriptine by Orrego, J J, Chandler, W F, Barkan, A L

“…Prolactin (PRL)-secreting pituitary adenomas are the most common functioning pituitary tumors. Medical treatment with dopamine agonists is the therapy of…”
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Visual vignette. Parathyroid cyst by Orrego, John J

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Visual vignette. Macroprolactinoma by Orrego, John J

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Multiple endocrine neoplasia syndromes by Orrego, John J

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