Tuesday, August 11, 2020

ATLS overview (OSCE)

Definition: 

  1. ATLS : life threatening with pulse
  2. ACLS(cardiac): life threatening, no pulse

Common emergency cases:  (ATOMTC)

  • Airway obstruction
    • Tension pneumothorax - silent chest, trachea deviated
  • Open wound
  • Massive hemothorax
  • Tracheobronchio dissociation/ fistula
    • empysema
    • crepitus, poor air entry
    • corrective surgery
    • do X-ray - is it hyperventilated?
  • Cardiac tamponade - JVP, increase HR, muffled heart sound
    • Pericardial effusion?

OSCE ATLS steps: 

1. What to do when the patient came in with emergency? (DR. AVPU)
  1. Danger
    • access the situation, ensure you are safe first
  2. Response & role
    • check for patient response and 
    • ask someone around you(assistants)to help
      • prepare airway apparatus +cervical support
      • chest tube, needle tube, SP02
      • IV line - for fluid & BT & crossmatch
    Check their response to... 
  1. Alert
  2. Verbal
  3. Pain
  4. Unconscious


2. If all above indicates emergency case signs proceed with   ABCDE

Airway       - jaw thrust - open the mouth and inspect for foreign substances (yonker suction could help 
                       removing them) - check for gag reflex - 
                   - cervical support - can be confirmed by using the NEXUS criteria 
                  

 (cervical spine evaluation in trauma)
             
Breathing   - ventilation,
      • inspection: check for ATOMTC (common emergency cases, in first paragraph)
      • palpation: trachea location, rib intact? fracture?
      • percussion: hyper-resonance? dull?
      • auscultation: Air entry? Heart rhythm, HR?                        
                    - check Respiratory rate
                    - intubate if needed

Circulation - bleeding
      • IV 2 large bonula
      • IL warm NS
      • BT urgent panel
      • inspect head to toe for bleeding
        • EENT, abdomen (peritonitis), pelvis(spring fracture), genitalia (hematoma, scrotum, perianal bleeding, urethral)
        • peripheral bleeding (fracture)
Disability   - pupil
      • GCS scale!   
      • Trauma - Trauma Assessment - Glasgow Coma Scale      
Exposure    - environmental - do they need a blanket? (hypothermia?)
      • log roll for back examination (examine the spine - stepping sign)/ rectoperitoneal bleeding / prostate high riding / pelvic injury / abdominal injury / thoracolumbar injury
      • DRE? anal tone lac? 

Simple Management mnemonic:

2(CBD, NG tube)
+
2(X-ray : chest and pelvic)
+
2(drugs and analgesia IPTT)
+
2 investigation(ECG, FAST u/s)

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