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Cardiovascular & Pulmonary Exam, Additional Cardiovascular &ā¦
Cardiovascular & Pulmonary Exam
Pulse
Definitions
Pulse rhythms
regularity of heart contractions
(can be Irregular or Regular)
Pulse force (LV)
Intensity when palpating the peripheral pulse
Influenced by (2):
BP
Other physiological factors (like temperature outside)
Grading
Can be described as (4):
weak, strong, bounding, and thready
Thready definition
very weak force in combination with a typically rapid and difficult-to-count rate
what type of pts have this
hypovolemic, such as after severe hemorrhage
0-4 scale
0 - absent, not palpable
1+ diminished, barely palpable
2+ : easily palpable, normal pulse
3+ : full, increased strength
4+ : bounding, cannot be obliterated
Resting Pulse
Normal quanitites
Adults
60-100 bpm
Kids (1-8 yrs)
80-100 bpm
Infants (0-1yrs)
100-120 bpm
Highly trained athletes or individuals taking š½ blockers:
40-60bpm
Abnormal
Bradycardia
<60 bpm
Tachycardia
more than 100 bpm
Palpitations areas
Carotid
Brachial
Between med epicondyle & bicep tendon
Radial & ulnar
Femoral
distal to inguinal ligament; approx. halfway from ASIS to pubis
Popliteal
Popliteal fossa
Posterior tibial
Post. to medial malleolus
Dorsal pedis
lateral to EHL tendon, near 2nd tarsal metatarsal joint
Max & target HR
Max HR Calculation (2)
206.9 ā (0.67 X age); updated formula
220 ā age; old formula
Target HR
Typically between 60% - 80% of HRmax
Calculation
Karvonen method: Target Heart Rate = [(max HR ā resting HR) Ć %Intensity] + resting HR
Two mins after strenuous but submaximal exercise, the pulse rate should be
at least 22 bpm less than the maximal pulse rate achieved
Documentation example
HR: 82 bpm, 1+, regular, (R) radial artery, seated
Respiration
Observe & Document (4)
Rate
Adult normal
12-20 breath/min
Children (ages 1-8) normal
15-30 breath/min
Infants (< 1 yr. old)
25-50 breath/min
Abnormal
when it too high is called...
Tachypnea
Infants > 50 breaths/min
Children > 40 breaths/min
Adults > 20 breaths/min
when it too low is called...
bradypnea
Adults < 12 breaths/min
Children < 15 breaths/min
Infants < 25 breaths/min
Rhythum
Regular: breaths at typical intervals
Irregular: breaths at variable intervals
Depth
normal depth
usually less than half cpacity
3 desriptions
deep, normal, and shallow
Body position
Documentation example
RR (seated): 14 breaths/min, regular, shallow
(RR: Respiration rate)
Limitations of pulmonary function (4):
SCIāconsider innervation C 3,4,5 (phrenic) which acts on diaphargm
Structural Deformity (scoliosis, kyphosis)
Poor Posture
Pain
Respiratory Dysfunctions (5)
Dyspnea:
SOB
Accessory mm. that sometimes used (3)
Upper traps, scalenes, SCM
Orthopnea:
Difficulty breathing while lying flat
Common in pts c (3 diseases)
heart failure, mitral stenosis, or pulmonary edema
Paroxysmal nocturnal dyspnea: (PND)
sudden dyspnea and orthopnea while sleeping
when does it usually occur
around same time; often 1-2 hrs after going to bed
Common in pts c (3 diseases)
chronic obstructive pulmonary disease
(COPD), heart failure, or mitral stenosis
Apnea:
what is OSA:
Obstructive Sleep Apnea
Absence of breathing, often while sleeping
how long does it usually last
less than min but sometime more
Caused by
obstruction or by dysfunction of the central nervous system
What is one respiratory cycle
1 rise & 1 fall
O2 Saturation
Definition
Degree to which hemoglobin is bound to oxygen in circulating blood
Normal amount
97%-100%
What is the partial pressure & abbreviation
PaO2 90ā100 mmHg
S/S of lower O2
95% (2 signs) & partial pressure
% (80 mmHg)āTachycardia, Tachypnea
90% (8 signs) & partial pressure
(60mm Hg) Tachycardia, Tachypnea, Malaise, Restleness, Impaired judgment, decline in coordination, vertigo, nausea
75-85% (adding 5 signs) & partial pressure
(40-50mmHg)āAbove sxās, difficulty with respiration, cardiac dysrhythmia, confusion, tissue damage
70% or under
Life threatning
Important to considering when choosing the finger to asses (2)
Choose finger that is not too cold and doesnāt have dark nail polish or acrylic nails
Documentation (6 things)
SpO2 percentage, laterality, location, patient position, HR, room air (RA) or #L of supplemental O2
"number of L of supplemental O2" refers to the number of liters per minute (L/min) the pt is given O2
measured in
millimeters of Mercury: mmHG
BP
Definition
measure of arterial pressure when the left ventricle contracts (peak of systole) and when the heart is at rest between contractions (diastole)
Measured in
millimeters of Mercury: mmHG
Documentation
Systolic BP/Diastolic BP mmHg
Cuff Size rule
Bladder length (part that has the tubes coming out)
80% of arm circumference
How far down arm
40% between acrominin & olecranon
Categories
Abnormal
Hypotention
SBP < 90 mmHG OR DBP < 60 mmHG
Orthostatic hypotension
Definition
postural hypotension; rapid drop of BP when changing positions
Timeline & decrease specifics
Within 2 ā 5 min of positional change:āSBP ā„ 20 mmHG, ā DBP ā„ 10 mmHG
Symptoms (6)
lightheaded, dizzy, syncope (fainting), blurred vision, numbness/tingling extremities
Hypertention
Can be due to (4):
age, genetics, smoking, unrelated disease process
Chronic untreated HTN diseases (5)
CAD, PAD, kidney disease, atherosclerosis, retinopathy
Stages (3)
Stage 1
Systolic: 130-139 OR Diastolic: 80-89
Stage 2
140-179 OR 90-119
Hypertensive Crises (consult doctor immediately)
180 or higher OR 120 or higher
% of people in US c HTN
33%
Normal
Systolic: 90-119 AND Diastolic: 60-79
Elevated
120-129 AND less than 80
Changes during exercise
Normal (2)
SBP increases, then levels off
DBP <10mmHg change
Abnormal (2)
SBP no change or decrease
DBP increase or decrease more than 10mmHg
Ankle Brachial Index (ABI)
Reason for measuring (2)
to identify presence and/or severity of impaired arterial blood flow to extremities
Highly sensitive and specific for identifying PAD
S/S of PAD (2)
increased pain when LEs are elevated
pain in LE or BLE when walking
Risks of PAD (2)
increased risks of thrombi (clots)
can lead to (2)
increased risk of myocardial infarction(MI), or ischemic stroke (CVA)
arterial insufficiency wounds
Ratio
SBP in LE: SBP in UE
ABI Values
1.4 or higher
Abnormal; distal vessel calcification
1.0--1.3
Normal
0.8ā0.9
Minimal to moderate arterial insufficiency
0.6ā0.8
Moderate arterial insufficiency; minimal perfusion (intermittent claudication likely); compression contraindicated
<0.5
Severe arterial insufficiency (wound healing unlikely, critical limb ischemia, rest pain) compression contraindicated
< 0.4
Critical arterial insufficiency (necrosis likely)
Procedure (5 steps)
pt in supine
Take BP in UE; record SBP c stethoscope or doppler
Cuff around leg above malleoli; same side as UE
locate post. tib or dorsal pedis a.
Take SBP at ankle
Documentation example
ABI (Doppler): (R) 128/124=1.03; (L) 120/122= 0.98
2 Important postural things
Seated/supine for 5 min
elevate arm to level of heart
Can be affected by (8)
anxiety, caffeine intake, nicotine, dehydration,
exertion, pain, body position, and time of day
Additional Cardiovascular &Pulmonary Exam
Temp
Ranges
Normal
Adult: 97.7-99.5 degrees Fahrenheit (Typically, 98.6 degrees F (37 degrees C)
Adult febrile values
Definition
Febrile = fever
Febrile if > or =100 deg F
Afebrile if <100 degrees F
Hypothermia (rectal temp)
under 95 degrees
Hyperthermia (rectal temp)
106 or higher
Routes of measurement (6):
oral, tympanic membrane (ear), axilla (armpit) , temporal (forehead), rectal
Documentation (3)
reading, degrees Fahrenheit, location/method of reading
Edema vs Effusion :red_cross:
Edema
Definition
observable swelling & accumulation of fluid in
Interstitial spaces
Most common area is...
Distal LEs
Pitting Edema
Definition
Visible indentation remains when finger is pressed into area and removed
Assessment (4 steps)
Patient seated or supine (record position of pt)
Press thumb firmly into the patientās skin and hold 5 seconds
Remove pressure and determine depth of the indentation
Make note of how long it takes for indentation to disappear
Scale
Describers (4)
Trace (1+)
Depth of indent
Slight indentation
Description & Time of rebound
Barely see indent, skin rebounds quickly
Mild (2+)
Depth of indent
0-0.6 cm
Description & Time of rebound
Easily see indent, skin rebounds <15 sec
Moderate (3+)
Depth of indent
0.6-1.3cm
Description & Time of rebound
Easily see indent, skin rebounds 15-30 sec
Severe (4+)
Depth of indent
1.3-2.5cm
Description & Time of rebound
Easily see indent, skin rebounds >30 sec
Non-pitting Edema
definition
no indentation remains when pressure is removed
Measuring
Position (2)
Seated or supine
How to describe location
using bony landmarks and precise distance above/below bony landmarks for most accurate reassessment
What to use & how
flexible tape measure; Pull tape measure firmly so there are no gaps, not so tight to cause indentation
Units
cm
Effusion
Definition
fluid accumulation within a joint capsule
or cavity (due to injury or inflammation)
When does this typically occur
post-injury
Measuring factors (3)
Measure baseline circumferentially (area of largest swelling, above, and below)
Measure non-affected side for comparison
Remeasure in future sessions to track increase or decrease
RPE
Definition
rate of perceived exertion
Scale
from 0 (rest) to 10 (max;hardest race)
6 min walking test
Measures of cardiovascular endurance and tolerance for exercise
Standard procedure
set up 30 m course, count number of laps
one lap is 60 m (so back and forth from the 30m)
count how many laps in 6min, multiple by 60 to get the amount of meters
Documentation:
6MWT: 740m (two 10-sec breaks; use of standard walker)
Things you need to document (3)
Pt position
Quality &/or regularity of measurement
The side & location