12 results
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Chronic Joint Pain ... - Differential ... Diagnosis Algorithm ... e.g„ Myofascial Pain ... #Orthopedics #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential ... Diagnosis Algorithm ... Embolism (e.g. fractured ... long bone) • ... #Orthopedics #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
- Differential ... Diagnosis Algorithm ... - Secondary to Chronic ... Ricketts - Diffuse Pain ... #Orthopedics #Causes
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long ... predispose to other orthopedic ... • XR, MRI to ... #diagnosis #causes
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Long-standing vs ... hernia • Rib fracture ... #Chronic #Causes ... #Differential #
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
Orthopedic Emergencies ... Syndrome • Syndrome caused ... • Diagnosis: ... - Intense pain ... days, the local pain
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... Differential diagnosis ... Transverse myelitis: Pain ...  CIDP: Chronic ... relapses, requires long-term
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• S - Saddle anesthesia ... - Emergency Causes ... Diagnosis: • ... Imaging studies: • MRI ... #diagnosis #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework ... , chronic diarrhea ... factor • May cause ... AIDS #pulmonary #differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
patients with a long ... Vertebral burst fracture ... loss - Saddle anesthesia ... syndromes #lesions #differential ... #diagnosis #neurology