ACID BASE Flashcards
CAUSES OF RESPIRATORY ACIDOSIS
HYPOVENTILATION CHF
SEDATIVES COPD
NARCOTICS PNEUMONIA
DRUG OVERDOSE ASPIRATION
CVA ARDS
CARDIAC ARREST ABDOMINAL DISTENTION
MI SPINAL CORD INJURY
GUILLIAN BARRE PARALYTICS
FLAIL CHEST PNEUMOTHORAX
RESPIRATORY ACIDOSIS:
PH < 7.35 (NORMAL 7.35 - 7.45)
CO2 >45 (NORMAL 35-45)
SIGNS AND SYMPTOMS OF RESPIRATORY ACIDOSIS
A. CNS DEPRESSION (DECREASED LOC)
B. MUSCLE TWITCHING WHICH CAN PROGRESS TO CONVULSIONS
C. DYSRHYTHMIAS, TACHYCARDIA, DIAPHORESIS (RELATED TO HYPOXIA SECONDARY TO HYPOVENTILATION)
D. PALPITATIONS
E. FLUSHED SKIN
F. ELEVATED POTASSIUM
RESPIRATORY ALKALOSIS
PH > 7.45 CO2 <35
CAUSES OF RESPIRATORY ALKALOSIS
HYPERVENTILATION ANXIETY FEAR PAIN FEVER BRAIN INJURY PULMONARY EMBOLISM EARLY SALICYLATE POISONING BRAIN TUMOR
SIGNS AND SYMPTOMS OF RESPIRATORY ALKALOSIS
HEADACHE VERTIGO PARESTHESIAS ( NUMB FINGERS, TOES, CIRCUMORAL, CARPAL PEDAL SPASMS AND TETANY TINNITUS (RINGING IN THE EARS) DECREASED CALCIUM DECREASED POTASSIUM
METABOLIC ACIDOSIS
PH <7.35 HCO3 <22
CAUSES OF METABOLIC ACIDOSIS
A. STARVATION, KETOACIDOSIS, INCREASED CATABOLISM
B. RENAL FAILURE
C. DIARRHEA, BILIARY FISTULA, DIAMOX
D. INGESTION OF ACID (SALICYLATE OVERDOSE, ORAL ANTIFREEZE)
SIGNS AND SYMPTOMS OF METABOLIC ACIDOSIS
A. CNS DEPRESSION (CONFUSION TO COMA) B. CARDIAC DYSRHYTHMIAS (ELEVATED T WAVES, WIDE QRS) C. ELEVATED K+,CL-,CA2+ D. FLUSHED SKIN E. NAUSEA
METABOLIC ALKALOSIS
PH >7.45 HCO3 >26
CAUSES OF METABOLIC ALKALOSIS
LOSS PF POTASSIUM - DIARRHEA - VOMITING
LARGE AMOUNTS OF ANTACIDS, RESUSCITATION
PROLONGED USE OF DIURETICS
SIGNS AND SYMPTOMS OF METABOLIC ALKALOSIS
A. DIOPHORESIS
B. NAUSEA VOMITING
C. INCREASED NEUROMUSCULAR EXCITABILITY
D. SHALLOW BREATHING(RESPIRATORY COMPENSATION)
E. EKG CHANGES - INCREASED QT, SINUS TACHYCARDIA
F. CONFUSION TO LETHARGY TO COMA
G. DECREASED CA2+
ACIDOSIS
PH < 7.35
ALKALOSIS
PH > 7.45
COMPENSATED
PH IS 7.35 - 7.45