Diagnosis and Management of Group 2 Pulmonary Hypertension Due to Left Heart Disease in the UAE
Bibliographic record
Abstract
: Pulmonary hypertension (PH) due to left heart disease (PH-LHD) is the most common type of PH and is observed in patients with underlying left heart disease conditions, including valvular heart disease, heart failure (HF) with preserved ejection fraction (HFpEF), HF with reduced ejection fraction (HFrEF), cardiomyopathies, and arrhythmic diseases. Group 2 PH is postcapillary PH categorised into 2 components as isolated postcapillary PH (IpcPH) and combined precapillary and postcapillary PH (CpcPH), based on the value of pulmonary vascular resistance (PVR). : PH-LHD diagnosis is a three-step process and includes identification of clinical phenotype, determination of pre-test probability for invasive evaluation, and haemodynamic assessments. Management of PH-LHD primarily encompasses optimisation of treatment of underlying conditions, such as hypertension, obesity and diabetes mellitus, and treatment of PH-LHD with targeted PAH-specific drugs, like phosphodiesterase type 5 inhibitors (PDE5i) and sildenafil. In patients with PH-LHD, the use of PAH-specific drugs can lead to pulmonary oedema and clinical deterioration. : The article aimed to provide updated information on diagnosis and emerging treatment options for PH-LHD. Although the emerging alternative treatment options are not approved, the randomised studies discussed provide insight into the management and thus demand future clinical trials to establish the safety and efficacy of novel molecules and combination therapies.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot 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.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".