amk day Flashcards
RA leads to inflation of the synovium and affects women more.
what are the features
swollen painful joints in hands and fit
stiffer in the morning -due to cortisol levels as higher in the morning so reflects progression of stiffening - cortisol glucticocord ( management)
ulnar deviation
swan neck deformity - DIP flexion and PIP hyperextension
boutonniere deformity ( PIP flexion and DIP hyperextension)
PIP and MCP swelling and DIP sparing
what finger joints does RA affect
PIP and MCP
investigations for RA
Rheumatoid factor - can be found in other though
Anti-CCP - detected 10 years before
x-rays of hands and feet
diagnosis made off one joint with an ifnammed synovitis
use DAS28 score specific for rheumatoid arhtiris
scoring system for RA
DAS28
what do you treat fro RA
DMARDs
methotrexate
also use prednisone
and TNF inhibitors as a biologic if no response to DMARD
methotrexate problems
antifolaxe - need to give folate acid
myelosuppreion
how to monitor RA and what for flair ups
DAS28 and CRP
corticosteriods
OA is a disorder fo synovial joint due to excessive stress and loading - gradual loss of cartilage
what are the features
pain worse on movement and better at the end of day
improved with rest
morning stiffness not prolonged - major diffence with RA
muscle wasting
nodules on PIP and DIP
c-ray features -LOSS loss of joint space osteophytes subchrnial cysts subchrodral sclerosis
investigate OA
xray - LOSS
manaagmetn of OA
los weight if big
1st line is NSAIDs and paracetamol
then cox-2 inhibitors if not working
psoriatic arthritis is an infalmmotry arthritis with psoriasis features are
symmetric poly arthritis
psoriatic lesion - itchy
DIP involvement - (again not rheumatoid )
ifnalmmtion of insertion point of tendons and ligaments)
dactyltiis - sausage fingers
nail changes - pitting , onycholysis( elevation of the nail) and nail colour and ridges
pencil in cup appearance - serve
how do you management PA
DMARD plus a steroid
pain relief
reactive arthritiss is a HLA-B27 seronegative onset with other infection such as
STI and gastroenteritis
classi triad of symptoms
urethritis
conjuctivitis
arthriits
can’t see can’t pee can climb a tree
treat with pain relief and if persists DMARD
septic arthritis is infection of synvoium most common organism
staph aureus
features of septic arthritis
acute, inflamed, tender joint , reduced range of movement , systemically unwell
test for septic arthritis
join aspiration and blood tests