MétaCan
Menu
Back to cohort
Record W1985616190 · doi:10.1007/s00268-005-7860-7

Dopamine‐secreting Pheochromocytomas: In Search of a Syndrome

2005· article· en· W1985616190 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueWorld Journal of Surgery · 2005
Typearticle
Languageen
FieldMedicine
TopicAdrenal and Paraganglionic Tumors
Canadian institutionsLondon Health Sciences CentreWestern University
Fundersnot available
KeywordsPheochromocytomaAsymptomaticDopamineMedicineEpinephrineCatecholamineNorepinephrineNormetanephrineVascular surgeryInternal medicineCardiac surgery

Abstract

fetched live from OpenAlex

Pheochromocytomas rarely produce dopamine as the only catecholamine. Two cases are reported here, and a review of the literature was conducted. Unlike norepinephrine-and epinephrine-secreting tumors, dopamine-secreting pheochromocytomas lack a classic clinical presentation and are often asymptomatic. Urinary and serum metabolites cannot be relied on to make the diagnosis, and serum or urine dopamine levels (or both) must be measured when dealing with a potential pheochromocytoma. Dopamine-secreting tumors are less likely to enhance with metaiodobenzylguanidine (MIBG) scanning and may benefit from the use of positron emission tomography. Treatment is en bloc surgical excision; but unlike other pheochromocytomas, alpha-blockade is not indicated as it may lead to hypotension and cardiovascular collapse. Metyrosine is a medication that can be useful for preoperative control of symptoms from these tumors. The function of metyrosine is to block dopamine synthesis; it has no alpha-blocking effect. This medication is an option for controlling symptoms but should not be used routinely in these patients. The prognosis for patients with these tumors is worse than for those with an epinephrine- and norepinephrine-secreting tumor. Because of their asymptomatic nature, dopamine-secreting pheochromocytomas tend to be detected later and are more likely to be malignant at the time of diagnosis.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.069
Threshold uncertainty score0.516

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0010.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.037
GPT teacher head0.289
Teacher spread0.252 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it