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CT · Pulmonary arteries

CT Pulmonary Angiogram (CTPA) Report: PE Findings & Turnaround

Hybrid AI + cardiothoracic radiologist intelligence. Reports in 20 minutes. Critical findings escalated immediately.

What is a CT Pulmonary Angiogram?
CT pulmonary angiography (CTPA) is a contrast-enhanced computed tomography study with timing optimised to opacify the pulmonary arteries, used to detect pulmonary embolism (PE). Thin-slice axial images and multiplanar reconstructions visualise the main pulmonary trunk down to segmental and subsegmental branches.
How long does a CT Pulmonary Angiogram report take with 5C?
In India, 5C Network's hybrid intelligence workflow delivers structured CT Pulmonary Angiogram reports in an average of 20 minutes, signed off by a cardiothoracic radiology specialist. Emergency cases are prioritised for 15-minute turnaround.

When is a CT Pulmonary Angiogram ordered?

Ordered urgently when pulmonary embolism is clinically suspected (acute chest pain, dyspnoea, tachycardia, hypoxaemia, elevated D-dimer, or high Wells score). Also used for follow-up of known PE and pre-procedural mapping. In Indian emergency departments, CTPA is the first-line confirmatory test for PE workup.

Hybrid Intelligence

How 5C reads a CT Pulmonary Angiogram

Every CT Pulmonary Angiogram on the 5C network is read by AI and a board-certified radiologist — never one without the other. Here's the 4-step workflow.

1
~30 sec

Bionic AI pre-read

Bionic — 5C's radiology AI trained on 3+ billion medical images — pre-reads the ct and flags findings for the radiologist's attention.

On this scan, Bionic flags:
  • acute pulmonary embolism with vessel-by-vessel location (main, lobar, segmental, subsegmental)
  • clot burden and PESI risk stratification clues
  • right-heart strain signs (RV/LV ratio, septal bowing)
  • chronic thromboembolic disease (CTEPH features)
  • pulmonary infarcts (wedge-shaped opacities)
  • pulmonary hypertension signs (PA diameter >29 mm)
  • incidental aortic dissection or aneurysm
  • pleural effusion
  • mediastinal pathology
2
Cardiothoracic radiology

Radiologist read

An NMC-registered cardiothoracic radiology specialist from 5C's 400+ radiologist network reviews every image, validates or corrects AI findings, and adds clinical context.

  • NMC-registered, medico-legally valid in India
  • Subspecialty-trained for pulmonary arteries
  • Available 24/7 across India time zones
3
NABH-aligned

QA & peer review

Critical and complex CT Pulmonary Angiogram reads get a second-radiologist review. Random sampling across all reads supports continuous QA.

  • Double-reading on critical findings
  • Audit trail for medico-legal use
  • NABH-aligned escalation protocol
4
20 min avg

Structured report

Signed PDF report delivered to your PACS / RIS / email in an average of 20 minutes from the time of acquisition.

  • Structured findings + impression
  • 15-minute SLA for emergencies
  • Critical-finding phone escalation

What's in a 5C CT Pulmonary Angiogram report

A standard 5C CT Pulmonary Angiogram report is structured to be readable by the referring clinician, the hospital admin reviewing TAT, and any auditor checking NABH compliance.

1

Clinical history

Captures the indication — suspected PE, Wells score, D-dimer result, risk factors (recent surgery, immobilisation, malignancy, oestrogen use, prior VTE) — and the time of symptom onset for triage.

2

Technique

Documents protocol — contrast volume, injection rate, bolus tracking on the pulmonary trunk, slice thickness, and any artefacts (motion, suboptimal opacification) that affect interpretation.

3

PE assessment

Vessel-by-vessel commentary from main pulmonary trunk to subsegmental branches, with clot location, clot burden, and acute vs chronic features clearly distinguished.

4

Right-heart strain assessment

RV:LV diameter ratio, interventricular septal bowing, IVC reflux of contrast, and pulmonary artery diameter — all flagged because they drive PESI-based risk stratification and thrombolysis decisions.

5

Lung and pleural findings

Commentary on pulmonary infarcts, atelectasis, consolidation, pleural effusion, and any incidental nodules or parenchymal disease seen on the CTPA dataset.

6

Impression

A prioritised, clinically actionable summary — PE confirmed (with location and burden) or excluded, right-heart strain present or absent, and alternative diagnoses such as aortic dissection or pneumonia where relevant.

7

Critical-finding escalation

Acute PE with right-heart strain, saddle embolus, or aortic dissection trigger an immediate phone call from the 5C team to the referring clinician, in addition to the written report.

CT Pulmonary Angiogram reads, across India

5C Network reports CT Pulmonary Angiogram studies for 1,500+ hospitals and diagnostic centres across India — Bangalore, Mumbai, Delhi NCR, Chennai, Hyderabad, Kolkata, Pune, Ahmedabad, Kochi, Coimbatore, Jaipur, Lucknow, and 13 more tier-2 / tier-3 cities. NMC-registered, NABH-aligned, medico-legally valid.

See all coverage locations

Frequently asked questions

How long does a CT pulmonary angiogram report take?

5C Network's average turnaround for a CTPA is 20 minutes from the time the study reaches our platform. Suspected pulmonary embolism cases are prioritised under our 15-minute emergency SLA, and any acute PE with right-heart strain is phoned through to the referring clinician on top of the written report.

Can CT pulmonary angiogram be done at 3 AM?

Yes. 5C operates 24/7 across 1,500+ hospitals in India. CTPA studies acquired overnight are read by cardiothoracic-trained radiologists in our 400+ specialist panel, with the same 20-minute average turnaround and 15-minute emergency SLA that apply during the day.

Is contrast safe for CTPA?

IV iodinated contrast is generally safe in patients with normal renal function and no contrast allergy. The referring clinician decides on contrast use based on creatinine, allergy history, and the urgency of the PE workup. In a strongly suspected PE, the diagnostic benefit of CTPA usually outweighs the contrast risk.

Is CTPA radiation-heavy?

CTPA does involve a higher radiation dose than a plain chest CT because of thin slices and contrast timing, but modern scanners with iterative reconstruction and low-kV protocols have brought doses down significantly. For a clinically appropriate PE workup, the diagnostic benefit far outweighs the radiation risk.

Is the CTPA report NMC-valid?

Yes. Every CTPA on the 5C network is signed off by an NMC-registered radiologist — typically a cardiothoracic-trained specialist. Reports are NABH-aligned, carry a full audit trail, and are accepted for medico-legal use across Indian hospitals, including for thrombolysis and ICU decisions.

Can 5C support emergency CTPA for our ER?

Yes. 5C is DICOM-compliant and integrates with any PACS or modality vendor, with no hardware install. Onboarding typically takes 72 hours, after which CTPA studies route to our platform under the emergency SLA on a pay-per-scan basis — no salary or locum commitments to keep a cardiothoracic radiologist on call.

Integrate 5C CT Pulmonary Angiogram reads at your hospital

20-minute average turnaround. AI + radiologist + QA on every read. NMC-registered, NABH-aligned, medico-legally valid in India. Pay-per-scan — no salary or locum commitments.