12 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential Diagnosis ... - Giant cell tumor ... #Effusions #causes ... #msk #physicalexam
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... /HSP • Cryoglobulinemia ... - GPA - EGPA
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
AKI) What to ask ... look for: - HPI ... - BMP, cap, CBC ... Glomerulonephritis or vasculitis ... AKI #Nephrology #Diagnosis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
and biologics (tumor ... nephrotic/nephritic syndrome ... arthritis (especially knees ... and ankles) #HSP ... Pathophysiology #Diagnosis
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Osteomalacia • Rickets Hip ... Joint • Hip Dysplasia ... Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... Deformity #Limp #MSK
Reduction of Patellar Dislocation 
Most patellar dislocations are lateral, and they often reduce on their own.
or recline with hips ... post-reduction x-rays (AP ... crutches - they should ... Dislocation #Procedure #MSK ... #Video #PhysicalExam
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Globulin - Protein Gap ... Elevated Globulin Gap ... (>4 g/dL) should ... changes (POEMS syndrome ... #differential #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... proximal muscles of shoulder ... and hip • Muscle ... MPO > PR3 60/ GPA ... tract, and often causes
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... The evaluation should ... • Stroke • Vasculitis ... Cranial nerves - tumors ... II ○ Susac’s syndrome
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
left eye that had ... of this are tumors ... the hospital, diagnosed ... with MS, and started ... #PhysicalExam #