15 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
thrombophlebitis Skin ... • Shin splints ... Brittle nails - Skin ... skin • Inflammation ... lower #extremity #msk
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
arthritis - (Reiter’s syndrome ... within 1 month of infection ... arthritis - with the skin ... like “butterfly rash ... Joint #Disorders #msk
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... • Loose anagen syndrome ... - Secondary to Skin ... Diffuse #Focal #HairLoss ... Diagnosis #Algorithm #causes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA) Skin ... GPA causes disease ... vasculitis Skin ... also occur Skin ... 16%) • Painful skin
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess - Differential ... antibiotics as a cause ... Toxoplasmosis, Entamoeba Skin ... #Diagnosis #InfectiousDiseases
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Capitis - Skin ... , Loose anagen syndrome ... Examine the entire skin ... #dermatology #Hairloss
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... - Affects the skin ... Cryoglobulinemic Vasculitis - Skin ... glomerular ischemia - Skin ... Small Vessels: Skin
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
- Differential ... Hemolytic Uremic Syndrome ... Blooms (HABs) Skin ... #Differential # ... Diagnosis #InfectiousDiseases
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... - Emergency Causes ... stimulation of skin ... #differential # ... diagnosis #causes
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Syphilis - Rash ... soles in 50% of cases ... and nephrotic syndrome ... to asymptomatic infection ... granuIomas on skin