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VASCULAR CARE · NURSING REVISION

Deep vein
thrombosis (DVT)

Prevention. Recognition. Safe nursing care.

IPC pumps & cuffsAnticoagulants16 scenario MCQs
31 October 2026 · Free to read · No login needed
01

Introduction & definition

Deep vein thrombosis (DVT) is a thrombus in a deep vein, most often in the leg or pelvis; upper-limb DVT can also occur. DVT and pulmonary embolism (PE) together are called venous thromboembolism (VTE). A fragment may travel to the pulmonary circulation. Other complications include recurrence and post-thrombotic pain, swelling and skin changes. [1]

Prevention is not treatment. IPC promotes venous return in selected at-risk patients. Confirmed DVT usually requires a therapeutic anticoagulation plan; a pump is not a clot-dissolving treatment.

Stasis

Immobility, paralysis, prolonged bed rest.

Vessel injury

Surgery, trauma or a central venous catheter.

Hypercoagulability

Cancer, pregnancy/oestrogen exposure or thrombophilia.

These form Virchow’s triad. Previous VTE, age, obesity and multiple concurrent risk factors increase concern. [2]

02

Recognition, investigation & urgent action

Suspect DVT

New unilateral swelling, tenderness, warmth or discolouration; symptoms may be absent. Stop routine prophylactic IPC on a newly symptomatic limb and obtain prompt clinical review. Do not massage the calf or use forced dorsiflexion (Homan’s sign) to diagnose/exclude DVT.

Possible PE: emergency

Sudden breathlessness, pleuritic chest pain, haemoptysis, collapse, hypoxaemia or unexplained tachycardia need an immediate emergency response. Assess ABCs, summon help, monitor and provide indicated oxygen/support under protocol. [1]

Clinicians combine pre-test probability (for example, the two-level DVT Wells score), D-dimer and venous ultrasound. A positive D-dimer alone does not diagnose DVT. Where imaging is delayed, an authorised clinician may prescribe interim therapeutic anticoagulation after assessing bleeding risk. [3]

Severe rapidly increasing swelling, a blue limb, major pain or impaired perfusion may indicate limb-threatening thrombosis and needs urgent specialist assessment. Selected isolated distal DVT may follow serial-ultrasound surveillance rather than automatic anticoagulation; this is a clinician-led decision. [8][15]

03

Revision: DVT pump & cuffs

Original schematic of an IPC pump connected to calf sleeves; inflation followed by deflation supports venous return
Concept diagram only. Actual cuffs, connections and settings depend on the model.
What each term means
ItemFunctionKey distinction
IPC / SCD pumpController cycles air through compatible sleeves; some systems compress sequentially.Reduces stasis; does not replace prescribed medicines.
Calf / thigh cuffsInflatable garments apply intermittent compression.Measure limb and use the correct model/size.
Foot garmentCompresses the plantar venous plexus in compatible systems.Different fitting, pressure and mobility precautions.
Anti-embolism / graduated stockingElastic, sustained graduated compression.No pump; not interchangeable with IPC.

Pressure, inflation timing and sleeve position are device specific. Do not memorise one pressure as correct for all cuffs. Use the prescribed programme and exact manufacturer instructions. [4][5]

04

Indications & contraindications

When IPC may be ordered

  • Hospitalised patients with reduced mobility and assessed VTE risk.
  • Selected peri-operative, orthopaedic, trauma or immobile stroke patients under the relevant pathway.
  • When pharmacological prophylaxis is temporarily unsuitable because of bleeding risk, if IPC is itself suitable.
  • Alongside medicines when the risk-based plan calls for combined prevention.

Not every patient needs every method. Reassess when mobility, bleeding risk or condition changes. [4]

When to withhold / seek review

  • Known or suspected acute DVT, phlebitis or PE: routine prophylactic systems may be contraindicated.
  • Severe limb ischaemia / peripheral arterial disease.
  • Severe decompensated heart failure where increased venous return may be harmful.
  • Gangrene, vulnerable grafts, significant dermatitis or untreated infected wounds under the cuff.

These reflect example manufacturer exclusions; check the exact device. Fragile skin, neuropathy, major oedema or inability to report pain require extra assessment. [5]

Do not generalise “no compression” to all DVT care. Specialist-prescribed stockings/bandaging may relieve symptoms after assessment. They differ from a prophylactic pneumatic pump. Stockings are not routinely offered solely to prevent post-thrombotic syndrome. [14][17]
05

Nursing care for a patient on IPC

Before application

  1. Verify identity, indication/order and device compatibility; explain the squeezing sensation.
  2. Assess both limbs: skin, pain, swelling, colour, warmth, sensation and distal perfusion; identify exclusions.
  3. Measure at the manufacturer’s specified points; choose prescribed sleeve length and size.
  4. Inspect pump, cables, tubing, fasteners and alarms. Position the patient and protect lines/pressure points.

During use

  1. Fit smoothly and securely without folds or continuous constriction; route tubing clear of skin and trip hazards.
  2. Start the correct mode and observe complete inflation/deflation; verify no leaks, kinks or persistent alarms.
  3. Remove sleeves regularly for skin/neurovascular assessment and hygiene as local policy requires; increase checks in vulnerable patients.
  4. Minimise unnecessary time off; document interruptions and reapply promptly when appropriate. Assist mobility safely—disconnect/remove as instructed.

After / ongoing review

Record start/stop times, side, cuff type/size, checks, tolerance and escalation. Reassess the prophylaxis plan as mobility improves. Clean the pump according to instructions; do not reuse single-patient garments on another patient. Check replacement/transfer arrangements. [6]

Stop and assess: new pain, tingling, numbness, cold/pale foot, skin damage or new unilateral swelling. Persistent abnormal findings need urgent review; do not simply tighten the sleeve or silence alarms. [5]
06

Medicines: prophylaxis versus treatment

Anticoagulants reduce clot extension and new clot formation while the body clears clot over time; they are not the same as thrombolytic drugs. Preventive doses and therapeutic doses are different. Renal function, weight, liver disease, pregnancy, cancer, interactions and bleeding risk affect selection. [8]

Medication revision and nursing checks — administer only against a valid prescription
Medicine / groupRoleNursing focus
ApixabanOral factor Xa inhibitor; adult DVT treatment uses an initial higher-dose phase then maintenance.Check phase, adherence, kidney/liver status, interactions and bleeding. INR does not guide its routine dose. [9]
RivaroxabanOral factor Xa inhibitor; initial twice-daily then once-daily adult treatment.15 mg and 20 mg tablets require food. Do not use an atrial-fibrillation regimen as an automatic DVT regimen. [10]
LMWH, e.g. enoxaparinSubcutaneous prophylaxis or therapeutic weight-based anticoagulation.Check indication, weight, renal function and platelets. Use correct injection technique; do not rub the site. Anti-Xa monitoring is selective, not routine for everyone. [11]
Unfractionated heparinIV therapeutic therapy in selected settings; SC prevention regimens also exist.Check concentration, pump and local nomogram. Monitor aPTT/anti-Xa as ordered, haemoglobin and platelets. Watch for HIT. [12]
WarfarinVitamin K antagonist; selected long-term treatment.Requires INR-guided dosing, interaction checks and consistent vitamin K intake. Initial acute-VTE treatment needs prescribed parenteral overlap; it is not immediately effective. [13]
Dabigatran / edoxabanOther oral options in suitable patients, following an initial parenteral anticoagulant course.Check renal suitability, sequence and interactions. [3]
Fondaparinux / non-heparin agentsAlternatives in selected situations.Specialist selection is needed, particularly in renal impairment or suspected HIT. [8]
Thrombolysis / thrombectomyReserved for selected extensive or limb-threatening DVT; not routine.Specialist pathway and close bleeding/neurovascular monitoring. An IVC filter is a selective option when anticoagulation is contraindicated, not a substitute for it in everyone. [15]
Adult treatment-dose revision examples (not a prescribing chart)

Apixaban: 10 mg orally twice daily for 7 days, then 5 mg twice daily in the standard adult DVT/PE regimen. [9] Rivaroxaban: 15 mg orally twice daily with food for 21 days, then 20 mg once daily with food in the standard adult DVT/PE regimen. [10]

These examples do not cover all contraindications, organ impairment, extended prevention or special populations. Check the locally authorised label and prescriber. Do not use these adult doses in children.

Contraindications & cautions to anticoagulation

Active major/pathological bleeding and relevant severe drug allergy are key contraindications. Recent major bleeding, intracranial disease, planned neuraxial procedures, renal/hepatic dysfunction or severe thrombocytopenia require urgent prescriber review. Suspected HIT requires withholding heparin products and immediate escalation under protocol. Pregnancy and high-risk antiphospholipid syndrome need a specialist regimen; do not assume a DOAC is suitable. [9][10][12]

No automatic “extra medicine”: aspirin, antibiotics and diuretics are not routinely added to treat an uncomplicated DVT. Prescribed analgesia may help; NSAIDs/aspirin increase bleeding risk when combined with anticoagulants unless specifically indicated. [9][15]

07

Nursing considerations for confirmed DVT

Assessment & inpatient care

  • Confirm investigation/treatment plan, allergies, weight, last anticoagulant dose and baseline blood results.
  • Trend pain, limb swelling, skin and neurovascular status using consistent measurement points when ordered.
  • Assess for PE, bleeding, falling haemoglobin and haemodynamic change; escalate promptly.
  • Check CBC/platelets, renal/liver function and ordered coagulation tests; match monitoring to the actual medicine.
  • Support prescribed mobilisation once appropriately anticoagulated and clinically stable; no blanket prolonged bed rest. Coordinate with the clinician/physiotherapist.
  • Elevate the leg when resting if suitable, give prescribed analgesia and respect fluid restrictions. Avoid calf massage.

[7][16][17]

Anticoagulant safety & discharge

  • Observe for melaena, haematuria, persistent bleeding, bruising, severe headache or new weakness; head injury needs urgent assessment.
  • Use bleeding precautions; minimise unnecessary traumatic procedures and apply pressure after venepuncture.
  • Teach exact dosing, phase-change dates, duration, refills and follow-up. Do not independently stop or double medicines.
  • Give a drug-specific missed-dose plan; one rule does not fit every anticoagulant/regimen.
  • Carry an anticoagulant alert card; tell dentists and other clinicians before procedures. Check OTC/herbal interactions.
  • Teach DVT/PE warning signs, safe activity and how to seek urgent help. Confirm understanding with teach-back.

[7][9][10][13]

Duration is individualised. Confirmed proximal DVT commonly needs at least 3 months of anticoagulation; reassess recurrence and bleeding risks before stopping/continuing. Distal DVT, cancer-associated thrombosis and pregnancy may follow different plans. [3]
08

Rapid exam revision

  • DVT = deep-vein clot; PE = pulmonary embolus.
  • Virchow: stasis + vessel injury + hypercoagulability.
  • IPC: prevention, correct fit, regular skin checks, prescribed wear time.
  • Acute DVT suspected? Review before routine prophylactic pump use.
  • UFH: aPTT/anti-Xa per protocol; warfarin: INR; DOAC: no routine INR dose titration.
  • New dyspnoea/chest pain: urgent PE assessment; bleeding/head injury: urgent anticoagulant review.
09

16 scenario MCQs

Original practice questions. Choose an option, then review the rationale. You can retry or print the answer key.

0 / 16 answered

01. A post-operative patient has unilateral calf swelling before IPC is started. What is the priority?

02. The main action of a DVT-prevention pump is to:

03. Which patient requires review before routine IPC?

04. A patient reports numbness and a cold foot under an IPC sleeve. The nurse should:

05. Which pressure is correct for every DVT pump?

06. Which finding in a patient with DVT needs an emergency response?

07. A positive D-dimer by itself:

08. Which test commonly guides warfarin dosing?

09. Platelets fall substantially and new thrombosis develops during heparin therapy. Priority?

10. What is essential for rivaroxaban 15 mg and 20 mg tablets?

11. Which statement about mobility after DVT is best?

12. Which is correct about stockings after DVT?

13. Prophylactic and therapeutic enoxaparin regimens are:

14. An anticoagulated patient has a head injury and a severe headache. Action?

15. When symptoms improve, the patient should:

16. Which bedside action reliably excludes DVT?

View / print full answer key
  1. B. New symptoms require review. Routine prophylactic IPC must not be applied reflexively to a limb with suspected acute DVT.
  2. B. Inflation and deflation support venous return; IPC does not chemically dissolve an existing clot.
  3. C. Severe ischaemic arterial disease is a common manufacturer contraindication to prophylactic IPC.
  4. C. Neurovascular symptoms need immediate assessment, not more compression.
  5. D. Pressure and cycle depend on the pump, garment and prescription. Follow the exact device instructions.
  6. B. This may indicate PE. Activate urgent assessment and support ABCs.
  7. C. D-dimer is not specific enough to diagnose DVT in isolation.
  8. A. Warfarin is titrated to an indication-specific INR target; routine INR titration does not apply to DOACs.
  9. B. HIT is prothrombotic and can occur without bleeding; urgent review and a non-heparin plan may be needed.
  10. A. These strengths require food for reliable exposure; follow the prescribed regimen and label.
  11. B. Activity is individualised; stable treated DVT does not imply blanket prolonged immobilisation.
  12. C. Stockings and IPC are different. Routine stockings solely to prevent PTS are not recommended by ASH.
  13. C. A prevention dose must not be assumed to treat an established clot.
  14. B. Intracranial bleeding must be considered; urgent assessment is required.
  15. B. Symptom improvement does not establish a safe stopping point.
  16. C. DVT can be asymptomatic; provocative signs and appearance alone cannot exclude it.
10

References & scope

Adult nursing education; not an individual prescription or a model-specific operating manual. Device instructions and local clinical pathways take precedence. Paediatric and pregnancy care require their own protocols. References reviewed 31 October 2026.

  1. CDC — About venous thromboembolismDefinition, symptoms and complications.
  2. CDC — Risk factors for blood clotsRisk assessment and Virchow-triad examples.
  3. NICE NG158 — Diagnosis and managementAdult investigation and treatment pathway; not a pregnancy guideline.
  4. NICE NG89 — Hospital-acquired VTE preventionRisk-based prophylaxis and mechanical methods.
  5. Arjo Flowtron DVT10 — manufacturer instructionsEnglish instructions on page 2; one example device, not a universal pump manual.
  6. Chelsea and Westminster NHS — IPCWear time, skin checks and patient information.
  7. NHS — DVTRecovery, activity and patient education.
  8. Michigan Medicine — Adult VTE guidelineDistal DVT and medicine-selection considerations.
  9. Apixaban — manufacturer prescribing informationDVT regimen, bleeding and interactions.
  10. Rivaroxaban — DailyMed prescribing informationAdult DVT regimen and food requirement.
  11. Enoxaparin — DailyMed prescribing informationWeight/renal-based treatment and injection safety.
  12. Heparin — DailyMed prescribing informationBleeding and heparin-induced thrombocytopenia.
  13. NHS — WarfarinINR monitoring and patient safety.
  14. ASH — Treatment of DVT and PECompression stockings are not routinely prescribed solely to prevent post-thrombotic syndrome.
  15. AHA — VTE symptoms, prevention and treatmentAnticoagulation and selective thrombolysis/procedures.
  16. APTA — VTE clinical practice guideline, 2022Activity and mobilisation after appropriate anticoagulation.
  17. Cambridge University Hospitals — DVT treatmentElevation, selected compression and recovery.

Original revision text, schematic illustrations and MCQs prepared for Nursing Medium. No manufacturer diagrams, product photos or guideline tables reproduced.