27 results
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
: • Acute or chronic ... joint trauma (e.g ... rheumatology #approach #workup ... #differential # ... diagnosis #arthritis
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint Pain ... disease, Vasculitis (e.g ... conditions #joint #pain ... #differential # ... diagnosis #rheumatology
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain ... • Reactive (e.g ... Enteropathic (e.g ... Sicca) Syndrome ... Enteropathic (e.g
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Diagnosis HEMODYNAMIC ... vasoconstriction (e.g ... inhibitors, hepatorenal syndrome ... ) • Drugs (e.g ... #Diagnosis #nephrology
Right Upper Quadrant Pain
Liver:
 - Infectious: Acute viral hepatitis, Liver abscess
 - Non-infectious: hepatitis (Alcohol, Medications),
Upper Quadrant Pain ... Hepatic congestion (e.g ... ), Budd-Chiari syndrome ... #differential # ... diagnosis #causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
(Ischemia) - Acute ... Septic Embolism (e.g ... Fat Embolism (e.g ... Mycotic Aneurysm (e.g ... Marfan's Syndrome
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... Pain (<72 hours ... ) - Differential ... Metabolic disease (e.g ... Irritable bowel syndrome
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... symptoms and signs (e.g ... CNS infection (e.g ... ) • Temporal arteritis ... • Acute angle
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Polyneuropathy, Acute ... polyneuropathy (e.g ... Testing #Causes #differential ... #diagnosis #table ... #neurology
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Diagnostic Schema ... Vasculitides 5% (PAN ... GPA, IgA, MPA) Acute ... inflammation (e.g ... Antiphospholipid syndrome