33 results
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... - Water - Pus ... syndrome Other Causes ... Barre - ALS - Transverse ... myelitis • Hematology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... blisters, possibly crusts ... Bullous systemic lupus ... Vesiculobullous #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... Diagnosis and Management ... Manifestations: Malar rash ... Positive in 60-80% of cases ... #Summary #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Autoimmune Vasculitis (lupus ... Diagnosis #Algorithm #Causes ... #dermatology #physicalexam
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... autoantibodies that will cause ... Erythematosus #SLE #CNS ... #neurology #rheumatology ... cerebritis #diagnosis #management
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
evidence of (fatigue, rash ... Malignancy (e.g. hematologic ... • May involve PNS ... neuropathy • Transverse ... vein thrombosis Hematologic
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... Discontinuation of causal ... Manifestations: Malar rash ... Usual therapeutic management ... #diagnosis #management
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
rapidly evolving rash ... marine microbiota & causes ... , hypotension, rash ... #cellulitis #dermatology ... legs #clinical #photo
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... hemoglobinuria (PNH ... usually IgG) (e.g. lupus ... Extravascular #Causes ... differential #diagnosis #hematology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... ▪ “Rash” (75% ... resembling rashes caused ... Diagnosis #Clinical #Photo ... #Dermatology