Lower Extremity Chronic Venous Disease (LECVD)

Updated: September 20, 2024

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Background

A common condition referred to as chronic venous insufficiency or lower extremity chronic venous disease is one where reduced blood circulation of venous blood in the legs is observed.
It is an arterial disorder that entails primarily the adults though it impacts diverse demography. The lower limb venous system includes veins that are subcutaneous veins near the skin. Veins of blood also have flaps in them to allow blood to be pumped towards the heart and not allow it to pump in the opposite direction.
As for chronic venous disease, it appears when the volumes of the veins are either not functioning properly or inadequately strong and this leads to venous insufficiency. This may lead to backup of blood within the veins, high intravenous pressure and improper venous return. CVD’s signs and symptoms include Varicose veins, Venous ulcers, and skin changes.

Epidemiology

It is believed that as many as 6 to 7 million Americans suffer from a severe venous illness that could impact 1% and 17% of male and 1% and 40% of the female population. The greater prevalence in women is possibly associated with hormonal parameters and changes due to pregnancy affecting the venous flow. The total prevalence of chronic venous insufficiency usually is lower in regions in the non-western world than in the Western world.

Anatomy

Pathophysiology

  • Venous Valve Dysfunction: There are veins characterized by venous valves that can allow blood circulation in a one-way manner, moving the blood in the lower limbs towards the heart against gravity.
  • Venous Hypertension: The back flow and the venous stasis due to valve failures lead to pressure build up in the veins of the lower limbs, thus is referred to as venous hypertension.
  • Venous Stasis: Venous stasis leads to the pooling of blood, red blood cells and inflammatory mediators in the lower limbs thus causing tissue congestion which leads to edema.
  • Inflammation and Cellular Changes: Chronic venous stasis results in the activation of the inflammatory cascade at the level of the veins and the surrounding tissues. Chemokines and cytokines fulfil the roles of adhesion of leukocytes, endothelial dysfunction, and proteolytic enzymes.
  • Microvascular Dysfunction: Microvascular hypoperfusion implies that oxygen and nutrient delivery to the tissue are compromised together with tissue flow, and tolerance to injury is reduced.
  • Venous Thrombosis: Acute and chronic venous insufficiency cause leakage, decrease in blood circulation necessary for the clearance of any fibrogenic substances deposited in the injured endothelium led to further changes in the blood composition that enhance the risk of clot formation in the damaged veins.

Etiology

  • Primary Chronic Venous Insufficiency: It describe the presentation of CVI with no antecedent event and related to congenital abnormalities of the veins or alteration of venous wall chemistry.
  • Secondary Chronic Venous Insufficiency: Secondary CVI results from DVT, where an inflammatory response causes harm to the veins.

Genetics

Prognostic Factors

  • Venous Ulcers: Venous ulcers because of CVI are widespread and its management is often very difficult. Such ulcers are painful and take time to heal, and they can lead to severe reduction in mobility and other activities in the affected person’s life.
  • Recurrence: Recurrence is possible even with therapy if the underlying venous hypertension doesn’t go away. This emphasizes how persistent the illness is and how constant care is required.

Clinical History

Age Group: Actual LECVD may concern individuals of any age nevertheless, the first symptoms which manifest a condition depend upon age:
Younger individuals: As to the younger patients LECVD is associated with primary venous insufficiency resulting from congenital disease or heredity.
Middle-aged adults: The patient is most likely to have primary and secondary venous insufficiency syndromes.

Physical Examination

Inspection: The healthcare provider will visually examine the lower extremities for signs of LECVD, which may include:

  • Varicose veins
  • Spider veins
  • Skin changes
  • Ulcers
  • Swelling
  • Tenderness
  • Warmth
  • Edema
  • Venous Refill Time
  • Ankle-Brachial Index (ABI)

Age group

Associated comorbidity

  • Obesity
  • Pregnancy
  • Prolonged standing or sitting
  • History of DVT

Associated activity

Acuity of presentation

The understanding of LECVD presentation can vary, ranging from the gradual onset and chronic progression to acute exacerbations:

  • Gradual onset: When people have LECVD symptoms, they endure an augmentation of the varicose veins, leg ache, or swelling for rather an extended period.
  • Acute exacerbations: Occasionally, LECVD may be symptomatic; thus, patients may present with extreme limb pain, increased limb girth, or the evolution of VTE, whether DVT or PE.

Differential Diagnoses

  • Lymphedema
  • Cellulitis
  • Stasis dermatitis
  • Varicose veins

Laboratory Studies

Imaging Studies

Procedures

Histologic Findings

Staging

Treatment Paradigm

Conservative Measures:

  • Compression Therapy: Wearing compression stockings to help the blood circulation in the vessels.
  • Lifestyle Modifications: Prevention of obesity, an average of one hour of exercise a day, and leg lift.

Pharmacological Therapy:

  • Venoactive Drugs: Other medications may be recommended to help in controlling the symptoms, which includes pain and inflammation; diosmin and micronized purified flavonoid fraction (MPFF).
  • Anti-inflammatory Drugs: Analgesic medicated especially NSAID’s that are used in the treatment of inflammatory disease.

Minimally Invasive Procedures:

  • Sclerotherapy: The administration of a sclerosing agent to shut off the veins that are varicosed.
  • Endovenous Ablation: The affected veins are sealed by using radiofrequency or laser energy.

Surgical Interventions:

  • Phlebectomy: A process in which veins are removed through incisions that are made on the skin of the patients.

Management of Complications:

  • Ulcer Care: Wound care management of ulcer includes:
  • Treatment of Superficial Venous Thrombophlebitis: Aspirin therapy and, if required, anticoagulation therapy.

by Stage

by Modality

Chemotherapy

Radiation Therapy

Surgical Interventions

Hormone Therapy

Immunotherapy

Hyperthermia

Photodynamic Therapy

Stem Cell Transplant

Targeted Therapy

Palliative Care

role-of-non-invasive-approaches

Physical therapy:

Compression therapy: The action of pressure decreases the feeling of pain, feeling of being stuffed, and swelling of legs.
Exercise: It also necessitates contraction of the calf muscles to facilitate the circulation of blood in the leg.

Avoid prolonged periods of sitting or standing: Prolonged sitting or being stationary is bad for the blood circulation and is likely to provoke the LECVD.

Elevate the legs: Flexing at the hips, knowing that the patient’s legs are raised above their heart level also enables venous return and decreases swelling.

treatments-for-skin-changes-and-ulceration

Wound care: Specific wound care includes daily cleaning and dressing of ulcers, as well as the use of agents such as medication, special bandages & gauze used to cover the wound to promote new tissue formation.

Choice and efficacy in compression therapy

Dermatology 

Superficial venous insufficiency and varicose veins are widely used and recognized as clinical signs of lower extremity CEVD.

Superficial Venous Insufficiency is scientifically defined as a condition in which the valves that are present in the superficial veins of the legs do not work properly and as a result blood flows backwards. This reflux puts pressure on the veins and cause some symptoms, these include leg pain, swelling, leg that feels heavy, and varicosity on the legs.

Another category of lower extremity CEVD is deep venous insufficiency (DVI), which concerns the deep veins in the legs. It happens when the deep vein valves are incompetent due to anatomical insufficiency; this hampers the circulation of venous blood and results in congregation of blood in the lower limbs.

Role of topical agents in Ulcer care

Systemic Antibiotics:

Ciprofloxacin:

Ciprofloxacin is a fluorescent antibacterial drug with the broad spectrum of activity and the member of a fluoroquinolone group. It has bactericidal action against many bacteria including both the Gram positive and negative bacteria. Ciprofloxacin can be used administratively in infected ulcers, mainly if the ulceration is caused by Gram-negative bacteria such as pseudomonas. It achieves this by binding to the bacterial DNA gyrase to prevent the replication and growth of the bacteria.

Topical Agents: 

Silver sulfadiazine:

Silver sulfadiazine is used as topical antiseptic agent, which has been long utilized in a treatment of the wounds and burns, partial-thickness wounds and in skin graft donor areas. It releases the silver ions known to have a lethal effect on bacterial life and can inhibit them. A review conducted reported that there was inadequacy of data that would favor its use in the routine management of prevention of infection or venous ulcer healing.

Use of anti-thrombotic agents in the treatment of resistant ulcers

Aspirin: Controlled trials or meta-analyses have not been able to retrieve significant results to suggest that aspirin usage is appropriate for treating venous ulcers.

Pentoxifylline: When Pentoxifylline is used as an adjunct to compression therapy, it has proved more helpful in completely healing or partially healing ulcers than the control, either by placebo or no intervention. On the other hand, gastrointestinal side effects are relatively well-known in pentoxifylline treatment.

role-of-management-in-lower-extremity-chronic-venous-disease

Diagnosis and Assessment:

Clinical Examination: Clinical interrogation and medical assessment are used to detect abnormal findings.

Imaging: Doppler ultrasound helps analyze the venous structure and dynamics of reflux and obstruction.

Conservative Management:

Lifestyle Modifications: Adopt a low-fat diet which requires less energy for fasting, avoided exercises that put a lot of pressure on the heart, and one should not sit or stand for long.
Compression Therapy: Use of stocking that tight around the legs to ensure that the blood circulation in the body is proper and hence reduce swelling.

Pharmacotherapy: Some treatments involve using medications like vasoactive agents to reduce the extent of symptoms.

Minimally Invasive Procedures:

Sclerotherapy: Sclerotherapy is done by injecting a sclerosing agent into the relevant veins to shut the veins.

Endovenous Ablation: Other procedures like EVLT or RFA to seal the varicose veins.

Post-Procedure Care and Monitoring:

Follow-up: Follow up to ensure any signs of reoccurrence are detected early and treatment of any complications.

Ongoing Compression Therapy: Treatment with compression stockings that may be recommended by the health care provider to be worn for an additional period.

Management of Complications:

Ulcer Care: Specialized wound care for venous ulcers.

Management of Recurrent Disease: Addressing new or recurrent varicose veins with appropriate treatments.

Medication

 

diosmin 


Indicated for Chronic venous disease
1,000 mg every day for nearly 3 to 6 months
Hemorrhoids
1,000 mg to 2,000 mg every day for four days, after that, 1,000 mg every day for three days
Varicose veins
1,000 mg to 2,000 mg every day for nearly 6 months



 
 

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Lower Extremity Chronic Venous Disease (LECVD)

Updated : September 20, 2024

Mail Whatsapp PDF Image



A common condition referred to as chronic venous insufficiency or lower extremity chronic venous disease is one where reduced blood circulation of venous blood in the legs is observed.
It is an arterial disorder that entails primarily the adults though it impacts diverse demography. The lower limb venous system includes veins that are subcutaneous veins near the skin. Veins of blood also have flaps in them to allow blood to be pumped towards the heart and not allow it to pump in the opposite direction.
As for chronic venous disease, it appears when the volumes of the veins are either not functioning properly or inadequately strong and this leads to venous insufficiency. This may lead to backup of blood within the veins, high intravenous pressure and improper venous return. CVD’s signs and symptoms include Varicose veins, Venous ulcers, and skin changes.

It is believed that as many as 6 to 7 million Americans suffer from a severe venous illness that could impact 1% and 17% of male and 1% and 40% of the female population. The greater prevalence in women is possibly associated with hormonal parameters and changes due to pregnancy affecting the venous flow. The total prevalence of chronic venous insufficiency usually is lower in regions in the non-western world than in the Western world.

  • Venous Valve Dysfunction: There are veins characterized by venous valves that can allow blood circulation in a one-way manner, moving the blood in the lower limbs towards the heart against gravity.
  • Venous Hypertension: The back flow and the venous stasis due to valve failures lead to pressure build up in the veins of the lower limbs, thus is referred to as venous hypertension.
  • Venous Stasis: Venous stasis leads to the pooling of blood, red blood cells and inflammatory mediators in the lower limbs thus causing tissue congestion which leads to edema.
  • Inflammation and Cellular Changes: Chronic venous stasis results in the activation of the inflammatory cascade at the level of the veins and the surrounding tissues. Chemokines and cytokines fulfil the roles of adhesion of leukocytes, endothelial dysfunction, and proteolytic enzymes.
  • Microvascular Dysfunction: Microvascular hypoperfusion implies that oxygen and nutrient delivery to the tissue are compromised together with tissue flow, and tolerance to injury is reduced.
  • Venous Thrombosis: Acute and chronic venous insufficiency cause leakage, decrease in blood circulation necessary for the clearance of any fibrogenic substances deposited in the injured endothelium led to further changes in the blood composition that enhance the risk of clot formation in the damaged veins.
  • Primary Chronic Venous Insufficiency: It describe the presentation of CVI with no antecedent event and related to congenital abnormalities of the veins or alteration of venous wall chemistry.
  • Secondary Chronic Venous Insufficiency: Secondary CVI results from DVT, where an inflammatory response causes harm to the veins.
  • Venous Ulcers: Venous ulcers because of CVI are widespread and its management is often very difficult. Such ulcers are painful and take time to heal, and they can lead to severe reduction in mobility and other activities in the affected person’s life.
  • Recurrence: Recurrence is possible even with therapy if the underlying venous hypertension doesn’t go away. This emphasizes how persistent the illness is and how constant care is required.

Age Group: Actual LECVD may concern individuals of any age nevertheless, the first symptoms which manifest a condition depend upon age:
Younger individuals: As to the younger patients LECVD is associated with primary venous insufficiency resulting from congenital disease or heredity.
Middle-aged adults: The patient is most likely to have primary and secondary venous insufficiency syndromes.

Inspection: The healthcare provider will visually examine the lower extremities for signs of LECVD, which may include:

  • Varicose veins
  • Spider veins
  • Skin changes
  • Ulcers
  • Swelling
  • Tenderness
  • Warmth
  • Edema
  • Venous Refill Time
  • Ankle-Brachial Index (ABI)
  • Obesity
  • Pregnancy
  • Prolonged standing or sitting
  • History of DVT

The understanding of LECVD presentation can vary, ranging from the gradual onset and chronic progression to acute exacerbations:

  • Gradual onset: When people have LECVD symptoms, they endure an augmentation of the varicose veins, leg ache, or swelling for rather an extended period.
  • Acute exacerbations: Occasionally, LECVD may be symptomatic; thus, patients may present with extreme limb pain, increased limb girth, or the evolution of VTE, whether DVT or PE.
  • Lymphedema
  • Cellulitis
  • Stasis dermatitis
  • Varicose veins

Conservative Measures:

  • Compression Therapy: Wearing compression stockings to help the blood circulation in the vessels.
  • Lifestyle Modifications: Prevention of obesity, an average of one hour of exercise a day, and leg lift.

Pharmacological Therapy:

  • Venoactive Drugs: Other medications may be recommended to help in controlling the symptoms, which includes pain and inflammation; diosmin and micronized purified flavonoid fraction (MPFF).
  • Anti-inflammatory Drugs: Analgesic medicated especially NSAID’s that are used in the treatment of inflammatory disease.

Minimally Invasive Procedures:

  • Sclerotherapy: The administration of a sclerosing agent to shut off the veins that are varicosed.
  • Endovenous Ablation: The affected veins are sealed by using radiofrequency or laser energy.

Surgical Interventions:

  • Phlebectomy: A process in which veins are removed through incisions that are made on the skin of the patients.

Management of Complications:

  • Ulcer Care: Wound care management of ulcer includes:
  • Treatment of Superficial Venous Thrombophlebitis: Aspirin therapy and, if required, anticoagulation therapy.

Dermatology, General

Vascular Medicine

Physical therapy:

Compression therapy: The action of pressure decreases the feeling of pain, feeling of being stuffed, and swelling of legs.
Exercise: It also necessitates contraction of the calf muscles to facilitate the circulation of blood in the leg.

Avoid prolonged periods of sitting or standing: Prolonged sitting or being stationary is bad for the blood circulation and is likely to provoke the LECVD.

Elevate the legs: Flexing at the hips, knowing that the patient’s legs are raised above their heart level also enables venous return and decreases swelling.

Dermatology, General

Vascular Medicine

Wound care: Specific wound care includes daily cleaning and dressing of ulcers, as well as the use of agents such as medication, special bandages & gauze used to cover the wound to promote new tissue formation.

Dermatology, General

Vascular Medicine

Dermatology 

Superficial venous insufficiency and varicose veins are widely used and recognized as clinical signs of lower extremity CEVD.

Superficial Venous Insufficiency is scientifically defined as a condition in which the valves that are present in the superficial veins of the legs do not work properly and as a result blood flows backwards. This reflux puts pressure on the veins and cause some symptoms, these include leg pain, swelling, leg that feels heavy, and varicosity on the legs.

Another category of lower extremity CEVD is deep venous insufficiency (DVI), which concerns the deep veins in the legs. It happens when the deep vein valves are incompetent due to anatomical insufficiency; this hampers the circulation of venous blood and results in congregation of blood in the lower limbs.

Dermatology, Cosmetic

Infectious Disease

Surgery, Vascular

Vascular Medicine

Systemic Antibiotics:

Ciprofloxacin:

Ciprofloxacin is a fluorescent antibacterial drug with the broad spectrum of activity and the member of a fluoroquinolone group. It has bactericidal action against many bacteria including both the Gram positive and negative bacteria. Ciprofloxacin can be used administratively in infected ulcers, mainly if the ulceration is caused by Gram-negative bacteria such as pseudomonas. It achieves this by binding to the bacterial DNA gyrase to prevent the replication and growth of the bacteria.

Topical Agents: 

Silver sulfadiazine:

Silver sulfadiazine is used as topical antiseptic agent, which has been long utilized in a treatment of the wounds and burns, partial-thickness wounds and in skin graft donor areas. It releases the silver ions known to have a lethal effect on bacterial life and can inhibit them. A review conducted reported that there was inadequacy of data that would favor its use in the routine management of prevention of infection or venous ulcer healing.

General Practice

Vascular Medicine

Aspirin: Controlled trials or meta-analyses have not been able to retrieve significant results to suggest that aspirin usage is appropriate for treating venous ulcers.

Pentoxifylline: When Pentoxifylline is used as an adjunct to compression therapy, it has proved more helpful in completely healing or partially healing ulcers than the control, either by placebo or no intervention. On the other hand, gastrointestinal side effects are relatively well-known in pentoxifylline treatment.

General Practice

Surgery, Vascular

Diagnosis and Assessment:

Clinical Examination: Clinical interrogation and medical assessment are used to detect abnormal findings.

Imaging: Doppler ultrasound helps analyze the venous structure and dynamics of reflux and obstruction.

Conservative Management:

Lifestyle Modifications: Adopt a low-fat diet which requires less energy for fasting, avoided exercises that put a lot of pressure on the heart, and one should not sit or stand for long.
Compression Therapy: Use of stocking that tight around the legs to ensure that the blood circulation in the body is proper and hence reduce swelling.

Pharmacotherapy: Some treatments involve using medications like vasoactive agents to reduce the extent of symptoms.

Minimally Invasive Procedures:

Sclerotherapy: Sclerotherapy is done by injecting a sclerosing agent into the relevant veins to shut the veins.

Endovenous Ablation: Other procedures like EVLT or RFA to seal the varicose veins.

Post-Procedure Care and Monitoring:

Follow-up: Follow up to ensure any signs of reoccurrence are detected early and treatment of any complications.

Ongoing Compression Therapy: Treatment with compression stockings that may be recommended by the health care provider to be worn for an additional period.

Management of Complications:

Ulcer Care: Specialized wound care for venous ulcers.

Management of Recurrent Disease: Addressing new or recurrent varicose veins with appropriate treatments.

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