DSA Approach To Differential Diagnosis Flashcards
Differential Diagnosis
Differentiate between 2 or more conditions that leads to pt. Sx.
to create final diagnosis
Diagnosis is also called
Assessment
secondary diagnosis
a diagnosis that can cause the original CC Diagnosis
EX: HTN, obesity, past medical history
5 Model thought process for back pain CC Biomechanical Neurological Resp/Circulation Metabolic/Energy/Immune Behavioral
For back pain:
- SD, Inf, joint/muscle
- Nerve impingement, nerve inf.
- Ischemia
- GI Dysfunction, GU dysfunction, inf.
- Psychosomatic, Postural
5 Model thought process for back pain HPI Biomechanical Neurological Resp/Circulation Metabolic/Energy/Immune Behavioral
- achy, point tenderness, activity related
- Numb, tingling, burning, radiating
- Claudication
- Cramping: intermittent (visceral) OR constant (Infection)
- Worse when stress, depression, anxiety
5 Model thought process for back pain FH,SH,PSH Biomechanical Neurological Resp/Circulation Metabolic/Energy/Immune Behavioral
- FH of similar complaints
- PSH
- Smoking
- FH of IBD or inflammatory arthritis
- Smoking, exercise, work
5 Model thought process for back pain PE Biomechanical Neurological Resp/Circulation Metabolic/Energy/Immune Behavioral
- tenderness, Sx: when palpating
- Straight leg raise, weakness, altered sensation
- LEX edema, lower LEX pulses
- Abd tenderness, tender/red/hot/swollen at infection site
- Observing posture
CASE 1: 26yo CC low back pain 2 days ago while lifting, sharp and shooting constant 7/10 radiated to left great toe. coughing, bowl movements makes it worse. weakness in left lower extr.
what is the DDx
- activity related, radiating, constant
Radiculopathy: pain radiates to foot and there is weakness
what should you ask for:
- SD
- Fracture
- Spondylolysis
- Discitis
- Psoasitis
- Radiculopathy
- cauda equina syndrome
- pain related to activity
- trauma
- injury happened in extension
- fever, chills, fatigue
- fever, chills, fatigue
- radiate to food and weakness on effected side
- incontinence of Bowl/Bladder
How should I test:
- SD
- Sprain/ Strain
- Fracture
- Spondylolysis
- Psoasitis
- Radiculopathy
- structural examination
- structural examination
- point tenderness over vert. or specific bony landmark
- point tenderness over vert that is induced in extension
- Thomas Test
- Straight leg raise, crossed straight leg raise, muscle strength testing, sensation testing
CASE 2: 27yo low back pain for past week while raking leaves. achy, constant, improving, no radiation, 5/10, worse throughout day best in the morning
Somatic Dysfunction, muscle sprain or strain
What should I ask
- SD
- Sprain/ Strain
- scoliosis
- psoriatic arthritis
- Ankylosing Spondylosis
- Rheumatoid arthritis
- activity related pain
- activity related pain
- pmh
- skin rash
- long-term pain, morning stiffness
- red, hot, swollen joints
How should I test:
- SD
- Sprain/ Strain
- Scoliosis
- Ankylosing Spondylosis
- OMM exam
- OMM exam, palpate regions for tenderness
- Adam’s forward bend
- Forward bending
how to say ROM is normal after testing
Grossly normal ROM
CASE 3: 22yo F low back pain for several days not caused by anything she knows, thoracolumbar junction region and sacral region. Radiation into upper legs bilaterally. intermittent achy, cramping, worse during menstrual cycle and stress. 7/10 some days no pain
PE: + cervical motion test, + Ovarian tenderness without mass
soft, moderate LQ tenderness of ABD. + bowel sounds, and - rebound/guarding
Endometriosis