case presentation and sharing of information on abdominal trauma by michael angelo l. suñaz, m.d....
TRANSCRIPT
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CASE PRESENTATION AND SHARING OF INFORMATION ON ABDOMINAL TRAUMA
byMichael Angelo L. Suñaz, M.D.
Department of SurgeryOspital ng Maynila Medical Center
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M.S., 28/MM.S., 28/MTONDO, MANILATONDO, MANILA
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• CHIEF COMPLAINT: STAB WOUND
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HISTORY OF PRESENT ILLNESS:
• A few minutes PTA the patient was allegedly stabbed with a knife by an unknown drunk male assailant.
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• PAST MEDICAL Hx:– No known co-morbidities
• FAMILY Hx:
- No heredofamilial disease noted
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• PERSONAL/SOCIAL Hx:
occasional smoker and alcoholic beverage drinker
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PHYSICAL EXAMINATION:
BP= 90/70 CR=105 RR= 28 T=36.5
HEENT: pink palpebral cojunctiva,anicteric sclera, No NAD, No CLAD, No TPC
HEART: adynamic precordium, NRRR, no murmur
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PHYSICAL EXAMINATION:
CHEST AND LUNGS:
Symmetric chest expansion, no retractions, clear and equal breath sounds
(+) stab wound, 10th ICS, MAL, Right
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HEART: adynamic precordium, NRRR, no murmur
ABDOMEN:Flat, (+) muscle guarding at RUQ and epigastric area; direct tenderness at RUQ and epigastric area
EXTREMITIES: full equal pulses, No edema
PHYSICAL EXAMINATION:
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SALIENT FEATURES:
• 28 y/o, M• Stab wound: 10th ICS MAL, Right• BP = 90/70• Symmetric chest expansion, no retractions,
clear and equal breath sounds• (+) muscle guarding on RUQ and epigastric
areas• (+) direct tenderness RUQ and epigastric areas
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Stab wound at the 10th ICS, MAL, Right
Thoracoabdominal junction
Penetrating Non-penetrating
AbdominalThoracic
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Clinical Diagnosis:
Diagnosis Certainty Treatment
Stab wound 10th ICS MAL, Right; with penetrating
abdominal injury
80% Surgical
Stab wound 10th ICS MAL, Right; with penetrating thoracic and abdominal
injury
20% Surgical
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BASIS:
Patient presenting with:• Symmetric chest expansion, no retractions,
clear and equal breath sounds• (+) stab wound, 10th ICS, MAL, Right• (+) muscle guarding on RUQ and epigastric
areas• (+) direct tenderness RUQ and epigastric
areas
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Do I need a para-clinical diagnostic procedure?
YES
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Paraclinical Diagnostic Procedure
Benefit Risk Cost Availability
CXRSensitivity: 20.9%3
Specificity: 98.7%3
Radiation exposure
PhP 150 available
UTZ (FAST)Sensitivity: 46%1
Specificity: 94%1 none PhP 450 available
CT scanSensitivity: 97%2
Specificity: 98%2
Radiation exposure
PhP 3,000
not readily available
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Paraclinical Diagnostic Procedure
CXR upright:– (-) pneumoperitoneum
– (-) pneumohemothorax
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Pre Treatment Diagnosis
Diagnosis Certainty
Primary Diagnosis
Stab wound 10th ICS MAL, Right; with
penetrating abdominal injury
90%
Secondary Diagnosis
Stab wound 10th ICS MAL, Right; with
penetrating thoracic and abdominal injury
10%
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GOALS OF TREATMENT
1. Identification and repair of injured organ/s
2. Resolve source of peritonitis3. Restoration of vascular perfusion4. Minimal complications5. Live patient
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Treatment Options
Benefit Risk Cost Availability
Non-surgical
Less injurious
* Applicable only to selected patients
Missed injury
(++) available
SurgicalDirect visualization of the injury
Bleeding
anesthesia(++) available
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Treatment Plan
Exploratory Laparotomy
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PREOPERATIVE PREPARATION
Psychosocial supportOptimize patient
Adequate hydrationAdequate antibiotic coverage
Prepare materials
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OPERATIVE TECHNIQUE
• Patient in a supine position under GETA
• Asepsis and antisepsis techniques observed
• Sterile drapes placed
• Midline incision done from the xiphoid up to mid pubic area carried down up to the subcutaneous
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OPERATIVE TECHNIQUE
• Peritoneum entered by incising along the linea alba
• Intraoperative findings noted:– Approximately 2 liters of intraperitoneal clotted
blood evacuated– 2 cm Grade II Hepatic Laceration, segment 7– No diaphragmatic laceration
• GI tract examined for other injuries
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GOALS OF TREATMENT
• Repair of liver injury
• Achieve hemostasis
• Prevent further complications
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TREATMENT OPTIONSBenefit Risk Cost Availability
No RepairLess tissue
injuryDelayed bleeding
(+) available
Primary repair without
hepatotomy
Less Tissue Injury
Hematoma
Liver abscess
(+) available
Primary repair with hepatotomy
Direct visualization of
possible bleeders
More blood loss
(+) available
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TREATMENT PLAN
Primary repair, without hepatotomy
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OPERATIVE TECHNIQUE
• Primary repair of liver injury using horizontal mattress sutures with chromic 4-0
• Peritoneal lavage done• GI tract re-examined for other injuries• Hemostasis secured• Layer by layer closure• DSD
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FINAL DIAGNOSIS
Stab Wound, 10th ICS MAL, Right
Grade II Hepatic Laceration, Segment 7
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POST-OP CARE
• Sufficient analgesia
• Nutrition
• Wound care
• Monitoring of complications and treat as indicated
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DISCHARGE ADVISE
• Continue medications (Cloxacillin) at home until day 7
• Daily wound care
• Resume normal daily activities
• Follow up after a week or earlier if any problem arises
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SHARING OF INFORMATION
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HEPATIC INJURIES
• Liver injury occurs in approximately 5% of all trauma admissions– Size– Anatomic location
• Two types of liver injurya. Bluntb. Penetrating
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AnatomyI) caudate/Spigel lobeII) left posterolateral segmentIII) left anterolateral segmentIV) IVa) left superomedial segment
IVb) left inferomedial segmentV) right anteroinferior segmentVI) right posteroinferior segmentVII) right posterosuperior segmentVIII) right anterosuperior segment
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Anatomy
I) caudate/Spigel lobeII) left posterolateral segmentIII) left anterolateral segmentIV) IVa) left superomedial segment
IVb) left inferomedial segmentV) right anteroinferior segmentVI) right posteroinferior segmentVII) right posterosuperior segmentVIII) right anterosuperior segment
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GRADING OF LIVER INJURIES
Grade I
Capsular avulsion; periportal blood tracking; superficial laceration less than 1-cm deep; subcapsular hematoma less than 1-cm thickness
Grade IILaceration 1- to 3-cm deep; subcapsular/central hematoma 1- to 3-cm diameter
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GRADING OF LIVER INJURIES
Grade IIILaceration greater than 3-cm deep; subcapsular/central hematoma greater than 3-cm diameter
Grade IVMassive central or subcapsular hematoma greater than 10 cm; lobar tissue maceration or devascularization
Grade VBilobar tissue maceration or devascularization
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CRITERIA FOR NON OPERATIVE MANAGEMENT
•The patient is hemodynamically stable (SBP > 100mmHg and PR < 100bpm)4
•Abdominal pain and/or tenderness are not persistent •Absence of other peritoneal injuries requiring laparotomy •<4 units of pRBCs required •<500ml of hemoperitoneum on abdominal CT •Simple hepatic laceration or intrahepatic hematoma on abdominal CT R. D. Brammer, S. R. Bramhall, D. F. Mirza, A. D. Mayer, P. McMaster and J. A. C. Buckels. A 10-year experience of complex liver trauma. British Journal of Surgery 2002, 89, 1532±1537
.
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COMPLICATIONS
a. Bleeding
b. Hemobilia – jaundice, RUQ pain, falling Hct , UGIB
c. Bilhemia – bilous venous blood dissolved in bloodstream. Increase in serum bilirubin with normal LFT
d. Biliary Fistula
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References
1. Udobi KF, Rodriguez A, Chiu WC et al. 'Role of Ultrasonography in Penetrating Abdominal Trauma: A Prospective Clinical Study'. J Trauma 2001;50:475-479
2. Shanmuganathan K, Mirvis SE, Chiu WC, Killeen KL, Hogan GJ, Scalea TM. Penetrating torso trauma: triple-contrast helical CT in peritoneal violation and organ injury--a prospective study in 200 patients. Radiology. 2004;231:775-84
3. Kirkpatrick AW, Sirois M, Ball CG et al. 'The hand-held ultrasound examination for penetrating abdominal trauma'. Am J Surg. 2004;187:660-5
4. American College of Surgeons Committee on Trauma. Advanced Trauma Life Support Student Manual. 5th ed. Chicago, Illinois: American College of Surgeons, 1995.
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References
6. R. D. Brammer, S. R. Bramhall, D. F. Mirza, A. D. Mayer, P. McMaster and J. A. C. Buckels. A 10-year experience of complex liver trauma. British Journal of Surgery 2002, 89, 1532±1537
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MCQ # 1
A 23/f arrived at the emergency room with a stab wound at the epigastric area. What segment of the liver would have the greatest chance for injury?
a. Segment 1
b. Segment 4
c. Segment 2
d. Segment 7
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MCQ # 1
A 23/f arrived at the emergency room with a stab wound at the epigastric area. What segment of the liver would have the greatest chance for injury?
a. Segment 1
b. Segment 4
c. Segment 2
d. Segment 7
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MCQ #2
Intraoperative findings revealed a laceration at segment V about 4 cm deep with a subcapsular/central hematoma 1- to 3-cm diameter. What would be your liver injury grade?
a. Grade Ib. Grade IIc. Grade IIId. Grade IV
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MCQ #2
Intraoperative findings revealed a laceration at segment V about 4 cm deep with a subcapsular/central hematoma 1- to 3-cm diameter. What would be your liver injury grade?
a. Grade Ib. Grade IIc. Grade IIId. Grade IV
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MCR # 1
A 24 y/o man, three weeks post op for hepatic trauma, complains of episodes of hematochezia and black tarry stools. What complication(s) of hepatic surgery can we consider?
(a = 1,2,3; b = 1,3; c = 2,4; d = 4 only; e = all)
1. Bilhemia
2. Biliary Fistula
3. Liver Hematoma
4. Hemobilia
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MCR # 1
A 24 y/o man, three weeks post op for hepatic trauma, complains of episodes of hematochezia and black tarry stools. What complication(s) of hepatic surgery can we consider?
(a = 1,2,3; b = 1,3; c = 2,4; d = 4 only; e = all)
1. Bilhemia
2. Biliary Fistula
3. Liver Hematoma
4. Hemobilia
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MCR # 2
The following are the criteria for non-operative management of liver injuries.
(a = 1,2,3; b = 1,3; c = 2,4; d = 4 only; e = all)
1. The patient is hemodynamically stable 2. Abdominal pain and/or tenderness are not
persistent 3. Absence of other peritoneal injuries requiring
laparotomy4. ≤ 750cc hemoperitoneum by CT scan
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MCR # 2
The following are the criteria for non-operative management of liver injuries.
(a = 1,2,3; b = 1,3; c = 2,4; d = 4 only; e = all)
1. The patient is hemodynamically stable 2. Abdominal pain and/or tenderness are not
persistent 3. Absence of other peritoneal injuries requiring
laparotomy4. ≤ 750cc hemoperitoneum by CT scan
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MCR # 3
A 40 y/o man, 6 months post-op for hepatic trauma, had an incidental finding of an elevated serum bilirubin. Liver function tests however showed normal values. He might be suffering from?
(a = 1,2,3; b = 1,3; c = 2,4; d = 4 only; e = all)
1. Hemobilia
2. Biliary Fistula
3. Hepatic abscess4. Bilhemia
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MCR # 3
A 40 y/o man, 6 months post-op for hepatic trauma, had an incidental finding of an elevated serum bilirubin. Liver function tests however showed normal values. He might be suffering from?
(a = 1,2,3; b = 1,3; c = 2,4; d = 4 only; e = all)
1. Hemobilia
2. Biliary Fistula
3. Hepatic abscess
4. Bilhemia
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Thank You.