Lymphedema - Intro Flashcards

1
Q

Lymphedema

A

abnormal accumulation of protein rich fluid in the interstitium

causes chronic inflammation and reactive fibrosis of the affected tissues

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2
Q

what is full body lymphedema caused by

A

damage to lymphatic duct

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3
Q

lymph fluid consists of

A

proteins

water

cells

waste products and other foreign substances

fat

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4
Q

cells –> lymph fluid

A

RBC

WBC

lymphocytes

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5
Q

w/ waste products and other foreign substances –> lymph fluid

A

risk of cellulitis and open wound infection

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6
Q

fat –> lymph fluid

A

intestinal lymph

chyle

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7
Q

lymph nodes are a

A

filtering station for noxious matter

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8
Q

noxious matter

A

bacteria

toxins

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9
Q

lymph nodes will produce

A

lymphocytes (WBCs)

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10
Q

lymph nodes will regulate

A

the concentration of protein in the lymph

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11
Q

how many nodes are in the human body

A

600-700

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12
Q

where are a majority of lymph nodes found

A

in the abdomen (intestines)

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13
Q

what are watersheds

A

divide the lymphatic regions into root areas

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14
Q

how do watersheds run

A

distal to proximal

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15
Q

where are watersheds

A

vertical watershed

horizontal watershed

clavicle

spine of scapula

chaps (gluteal)

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16
Q

vertical watershed

A

median-sagittal

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17
Q

horizontal watershed

A

transverse

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18
Q

lymph node groups

A

head and neck region

upper body

lower body

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19
Q

head and neck region

A

most of these pts have lymphedema secondary to cancer

20
Q

where in the head and neck region are the lymph nodes

A

submental

submandibular

preauricular

retroarticular

occipital

cervical

21
Q

submental

A

2-3 nodes below the chin

drains the lower lip, gums, tip of tongue and chin

22
Q

submandibular

A

5-8 nodes on the underside of the mandible in the area of the submandibular glands

23
Q

what do the submandibular nodes drain

A

lips

external cheeks

medial eye lids

teeth

gums

tongue

floor of mouth

cheek mucosa

24
Q

preauricular

A

2-4 nodes in the front of the ear at the parotid gland

25
preauricular node drains
front of the auricle nasal root lateral eye lids parotid glands
26
retroarticular
1-2 nodes behind the ear
27
what do retroauricular nodes drain
auricle posterior surface neighboring scalp middle ear
28
occipital
2-3 nodes above the insertion of the traps muscle
29
occipital drains
skin of the posterior head base of head
30
cervical
in the same area of the SCM near the jaw angle along the internal jugular vein and supraclavicular fossa
31
what does the cervical drain
ear parotid gland jaw angle neck back of head tonsils
32
upper body node group
axillary pectoral cubital
33
axillary
25-30 nodes in the armpit
34
what does axillary drain
UEs upper trunk quadrant mammary glands
35
pectoral
next to the major pectoral muscles
36
what does pectoral drain
mammary glands esp the lateral quadrants
37
cubital
cubital fossa drains the forearm and hand
38
lower body node group
lumbar iliac superficial inguinal popliteal
39
lumbar drains
testicles ovaries uterus kidneys adrenal glands
40
iliac
pelvis
41
iliac drains
lymph from inguinal lymph nodes bladder, prostate, uterus, upper portion of the vagina
42
superficial inguinal
approx 10 nodes in the groin
43
what does superficial inguinal drain
trunk wall below the naval line lumbar and gluteal regions perineum external genital LEs
44
popliteal
popliteal fossa drains the lower leg
45
what could bypass surgery cause in the popliteal region
post bypass w/ saphenous vein graft can lead to lymphedema distal to the knee
46
how is lymph transported
intrinsic contraction respiration skeletal movement arterial/venous pulsation