6 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... Red Flags: • Fever ... lesions • Severe pain ... Autoimmune Vasculitis (lupus ... #Petechiae #Rash
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
the face (many differential ... ; sometimes « viral ... 9) Unexplained fever ... diagnosis #sle #clues ... #system #erythematosus
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: Fever ... Photosensitivity, Butterfly rash ... Pericarditis, Endocarditis ... , Aortic valve lesions ... Abdominal pain
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... permanent alopecia Differential ... Arthritis: • Joint pain ... • Libman-Sacks endocarditis ... Cytopenias • Cardiac valve
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Involves aortic and mitral ... night sweats, fever ... hemorrhages • Petechiae ... Marantic (NTBE) Differential ... Persistent bacteremia/fevers
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... involves aortic and mitral ... night sweats, fever ... hemorrhages • Petechiae ... #Endocarditis #Differential