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Karmakar M: Thoracic Paravertebral Block. Anesthesiology 2001;95:771-80.. Hugo Sellheim 1905. abdominal analgesiaKappis 1919. surgical anesthesiaEason
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1. Paravertebral Block Unvisited territory Adil Kamal MD
American Board Of Anesthesiology
Consultant Anesthesiology & Pain Management, APS director
Anesthesia Residency Program Director
King Faisal Specialist Hospital & Research Center
Riyadh- Saudi Arabia
3/27/2012 1
2. Karmakar M: Thoracic Paravertebral Block. Anesthesiology 2001;95:771-80. Hugo Sellheim 1905.
abdominal analgesia
Kappis 1919.
surgical anesthesia
Eason & Wyatt 1979.
revisited PVB, cont cath. 3/27/2012 2
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7. Indications Breast Surgery.
- Bx ? MRM (T1-T6).
- pt with chemotherapy induced CP disease.
( adriamycin cardiomyopathy, bleomycin pulmonary fibrosis).
- Reduction mammoplasty.( ? Bilateral catheters).
- breast augmentation.( ? bilateral catheters). 3/27/2012 7
8. Coveney & colleagues.
- 156 cases.
- surgical anesthesia in 85 % with PVB,s alone, 91% with PVB,s & local anesthetic supp.
- reduced incidence of PONV.
- prolonged postoperative pain relief.
- minimize narcotic use.
Coveney E , Use of paravertebral block anesthesia in surgical management of breast cancer: experience in 156 cases. Ann Surg, 227(4) 1998.496-501. 3/27/2012 8
9. Results
PONV medications.
Narcotic use.
Discharge on D1. PVB,s GA
20 % 39 %
25 % 98 %
96 % 76 % 3/27/2012 9
10. Postoperative analgesia for thoracic surgery & rib resection.
- PVB catheter ( unilateral or bilateral)?.
- according to level of incision.( T3 – T8). 3/27/2012 10
11. Postoperative analgesia for open¹ or laparoscopic Cholecystectomy , Nephrectomy & appendectomy².
- T6 – T 11. 3/27/2012 11
12. Inguinal, Ventral & umbilical hernia.
- unilateral or bilateral block may be needed.
- T 11- L2 for inguinal hernia².
-B T7-T11 for ventral or Umbilical hernia¹. 3/27/2012 12
13. ICBG ( T11- L3).
Minimally invasive Cardiac Surgery.
- unilateral or bilateral catheters.
- T1-T7. 3/27/2012 13
14. Rib Fracture ( block Vs catheter ?).
Colostomy/ Iliostomy closure.
Post Herpetic Neuralgia.
Other chronic somatic malignant or non-malignant pain syndromes ( CRPS).
- block Vs catheter. 3/27/2012 14
15. Labor analgesia ( B T11)? analgesia for 1st stage of labor.
Post operative analgesia for CS.
-B T10- T12
Inguinal LN dissection ( T12- L2).
Axillary dissection ( T1-T3). 3/27/2012 15
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17. Technique Monitors.
Resuscitation.
O2.
Sedation.
position 3/27/2012 17
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24. Mechanism of spread 15 cc ? 5 dermatomes (1-9) & 8 sympathetic ( 6-10).
Preferential caudal spread.
Contra lateral sympathetic blockade without sensory blockade ( B Horner's).
Epidural spread in 70%.
Contra lateral anesthesia. 3/27/2012 24
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26. Absolute contraindications Pt refusal.
Allergy to local anesthesia.
Empyema.
Infection at the site.( active herpes at the site).
Tumor occupying PV space. 3/27/2012 26
27. Relative Contraindications Coagulopathy.
Therapeutic anticoagulation.
- catheter may be appropriate? outside the central neuroaxis.
Kyphoscoliosis.
Previous thoracotomy ( adhesions). 3/27/2012 27
28. Complications Failure rate 7-10 %.
Infection.
Bleeding.
Intravascular injection / puncture (3.8%).
Nerve injury.
Epidural spread? hypotension ( 4.6%).
3/27/2012 28
29. Spinal injection? High spinal, PDPH.
Spread to the opposite side.
Horner's syndrome.
Pleural puncture (1.1 %).
Pneumothorax (conservative management).
Ipsilateral ulnar nerve blockade( T1). 3/27/2012 29
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