07. ACUTE NON-SPECIFIC LYMPHADENITIS

how many lymph nodes are in the body? how many of these are in the head and neck region?

800 in the body

300 in the head and neck

what are the lymph nodes in the outer circle of the head and neck?

- submandibular

- submental

- pre- auricular

- post- auricular

- occipital

- superficial cervical

what are the lymph nodes in the inner circle of the head and neck?

- pretracheal

- paratracheal

- retropharyngeal

- Waldeyer's ring

what are the lymph nodes in the deep cervical region of the neck?

- upper group

- lower group

what is lymphadenitis?

inflammation of the lymph nodes which can lead to an abscess if not treated

all of the lymph node is destroyed except the outer membrane

when the outer membrane of the lymph node is destroyed, what is the condition called?

adenophlegmon

what is the etiology of lymphadenitis?

acute or exacerbated periodontitis

suppuration of radicular cyst/osteomyelitis/sialodenitis

non-specific bacterial infection

specific infection by T.pallidum or Actinomyces

tonsilitis

tuberculosis

what are the 2 stages of acute lymphadenitis?

1. acute serous lymphadenitis

2. acute purulent lymphadenitis

what are the symptoms of acute serous lymphadenitis ?

initial symptom discomfort strechting of tissues dull pain

inflammation no pus

difficulty swallowing

what do the nodes feel like in acute serous lymphadenitis?

tender

enlarged

mobile

tight and elastic

round/oval shape

what are the symptoms of acute purulent lymphadenitis?

overlying skin is red and hot

general health affected

pus present

inflammation more severe

what do the nodes feel like in acute purulent lymphadenitis?

painful

large in size

less mobile

what is the treatment of acute lymphadenitis?

1. removal of cause (affected tooth/teeth)

2. antibiotics Zinnat 500mg every 8h

3. NSAIDs

4. physiotherapy

why do we do physiotherapy?

to promote and increase blood supply to the area