What are the most common constitutional symptoms?
-Fatigue
-Malaise
-Weight loss
-Nausea
-Weakness
-Fever, chills, night sweats
-Numbness/tingling
-Dizziness/lightheadedness
-Mentation/cognitive deficit
What are pain descriptors that may indicate a non MSK source?
-Throbbing
-Pounding
-Pulsating
-Sharp
-Lancinating
-Shocking
-Burning
-Aching
-Gnawing
What describes cutaneous pain from delta fibers?
-Sharp, localized, fast pain
-Prickly, pulsating, sharp, burning
What describes cutaneous pain from C fibers?
-Dull, diffuse, aching
-70% of pain is from C fibers
-1:2 delta to C fiber in cutaneous tissues
What describes visceral sources of pain?
-Poorly localized and diffuse
-More C fiber involvement
-Delta to C fiber 1:10 in viscera
What describes neuropathic sources of pain?
-Pain is steady and can be increased by normal stimulation
-Caused by tissue pathology to the nerve itself
-Not elicited by nociceptors
What causes neuropathic pain?
-Diseases, trauma, or insults to the spinal cord and brain
-Information is disrupted leading to changes in transmission
-MS and SCI are at higher risk for neuropathic pain
What are the 4 mechanisms of referred pain?
-Sympathetic nervous system release neurochemicals that activate afferent nerve endings in remote areas
-Peripheral branching of nerve endings to areas separate from the original location
-Projection theory: pain nerve fibers from the organ site is received in the spinal cord from a somatic site, the brain interprets pain at two sites
-The dorsal horn receives pain responses and amplifies the pain response and activates other regions in the dorsal horns
Where can lumbar facets refer pain to?
-Buttock area
-Posterior thighs
-Low back
-Groin
-Trochanter area
-Lateral thigh
What are aggravating factors for arterial issues?
-Exercise or walking
-Fever
-Alcohol intake
-Bending over
What are aggravating factors for pleural pathology?
-Breathing, laughing, or coughing
-Worse while lying down
What are easing factors for pleural pathology?
-Rest
-Lying on the affected side
What are aggravating factors for neoplasm related pain?
Pain at night due to ischemia of local tissue
What additional information should be collected when someone complains of night pain?
-Awakens from a sound sleep
-Not relieved by change in position
-Accompanied by dyspnea, diaphoresis, or other symptoms
-Relieved by eating food or taking tums
-Shoulder pain that goes away when lying on painful side
-Shoulder pain that is worse when lying supine and gets worse by sitting up
-Night pain that is worse with weight bearing
How can night pain assist in staging for MSK disease?
-Unable to lie on involved side= acute
-Able to lie on involved side 30-60 minutes= subacute
-Able to lie on involved side for 2 hours= chronic
What are potential cardiovascular causes of chest pain?
-Myocarditis
-CAD
-Valvulopathy
-Pericarditis
-Endocarditis
-Aortic dissection
What are potential pulmonary causes of chest pain?
-Bronchitis
-Costochondritis
-Pneumothorax
-Effusion
-PE
-CHF
-Pneumonia
-Mediatinitis
What are potential GI/metabolic causes of chest pain?
-Esophageal spasm, obstruction, or rupture
-Cholecystitis
-GERD
-Gastritis
What are potential musculoskeletal causes of chest pain?
Costochondritis
What conditions can refer pain to the jaw?
Heart attack/angina
What organs can refer pain to the L shoulder?
-Heart
-Lungs
-Kidneys
-Breast
-Spleen
What organs can refer pain to the R shoulder?
-Heart
-Lungs
-Kidneys
-Breast
-Liver
-Gallbladder
Where can phrenic nerve pain be referred? What are causes of phrenic nerve pain?
-C3,4, and 5 dermatomes
-Referred pain patterns are due to irritation of the diaphragm from the gallbladder or liver
-Neoplasms of the lung
-Pleural infections
What are symptoms of thoracic aortic aneurysm?
-Dyspnea
-Dysphagia
-Cough
-Stridor
-Hoarseness
-Edema in face/neck