11 results
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Algorithm Infection ... Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... #Limp #MSK #Differential ... #Diagnosis #Algorithm
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 ... Infectious Knee ... #Effusions #causes ... #msk #physicalexam
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
the preferred test ... typically part of the workup ... • Test all patients ... for HIV, Chlamydia ... Distal joints, knees
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
- MSK Radiology ... • The Haglund Deformity ... tendon (>7mm) with anterior ... Case description ... #msk
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Tendon • Ligament ... tenderness - No joint deformity ... e.g., congenital hip ... #Joint #Pain #MSK ... #differential #diagnosis
Iliotibial Band Friction Syndrome - MSK Radiology
Imaging Findings:
 • The iliotibial band (ITB) is thickened with
Band Friction Syndrome ... - MSK Radiology ... Case description ... Differential diagnosis ... #msk #clinical
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... cord infarct • HIV ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Algorithm Pinpoint ... deficiency Work ... Fecal occult blood test ... #Algorithm #Causes
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... Infection or cancer ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... , CVA • Infectious
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
loss, saddle nose deformity ... mononeuritis multiplex WORKUP ... anti-GBM) Other tests ... confirm DAH, r/o infection ... Goodpasture's cause