11 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Disseminated Gonoccocal Infection ... • Primary HIV Infection ... Erythema Migrans) #Infectious
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Calcium oxalate Infectious ... Acute or chronic ... infections related ... #approach #workup ... #differential #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... Pseudogout) • Infectious ... By: - Chronic Infection ... joints Viral Infections ... Rubella Bacterial Infection
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
about bacterial infections ... about indolent infections ... with bacterial infection ... prosthetic joint infection ... #Joint #Pain #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint pain ... - DDX: - Infection ... to the knee Infectious ... Disease Post-Infectious ... #diagnosis #msk
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain ... - Differential ... Genitourinary Infection ... Rheumatic Fever Acute ... Inflammatory #JointPain #MSK
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... : • Infection: ... entrapment • Infections ... Immobilization) • Acute ... lower #extremity #msk
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Red Flags and Differential ... Sensitivity ETOH Infection ... Thrombosis, Giant Cell Arteritis ... Substance Withdrawal Infection ... Hypoglycemia Anatomy - Acute
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Demand: Stress / Pain ... Beta-Agonists, ↑ work ... Localized soft-tissue infection ... Metabolism • Other: - Infections ... #Diagnosis #criticalcare
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
hypertension - CNS infection ... recent head/face infection ... at home or at work ... ) - acute angle ... - ENT/dental infection