25 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... , or other causes ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... insufficiency • Vasculitis ... • Factitious disorder ... • Bleomycin Hematologic ... Diagnosis #Algorithm #causes
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
integrity of: • Skin ... hemorrhages • Loss ... nonimmune hemolysis MSK ... • Poor wound healing ... , or any other cause
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... • Stroke • Vasculitis ... Mitochondrial disorders ... Noise trauma ○ MS ... #Loss #Differential
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... Cryoglobulins Cause ... reticularis & skin ... classification #rheumatology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
CNS and hematologic ... loss, meningitis ... loss, cataracts ... that persists as skin ... peds #pediatrics #pathophysiology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tract, and often causes ... Anorexia • Weight loss ... differential #diagnosis ... #rheumatology #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Pinpoint areas (less ... - Collagen disorders ... cryoglobulins • Skin
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Capitis - Skin ... Scaling, pustules, crusts ... Examine the entire skin ... #alopecia #Differential
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 ... Non-weight bearing ... #differential # ... diagnosis #msk #