37 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... , may also see skin ... splenomegaly Other infections ... Infectious: ... differential #diagnosis #causes
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... parvovirus B19 infection ... Amyloidosis • Eosinophilic ... Antiphospholipid-antibody syndrome ... lesions • Discoid
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Water - Pus ... Hepatopulmonary syndrome ... Barre - ALS - Transverse ... myelitis • Hematology ... : - Anemia
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... lesions that result ... - Hemolytic anemia ... Kasabach-Merritt syndrome ... deficiencies - PNH
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Systemic and Primary Causes ... Lesions == Macules ... Lesion / Systemic ... renal failure/uremia ... Myelodisplastic syndrome
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Headaches • Pale skin ... and petechiae Causes ... : - Genetic lesions ... - Hepatitis, eosinophilic ... #oncology #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) - HELLP syndrome ... hemoglobinuria (PNH ... differential #diagnosis #hematology ... #anemia
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... SAPHO syndrome ( ... Eosinophilic folliculitis ... Sweet syndrome ... #Lesions #Differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Goodpasture syndrome ... cell arteritis Infections ... diseases • Fungal infections ... rash #diagnosis #rheumatology
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Cellulitis: Deep skin ... Angioedema • Sweet syndrome ... Sarcoidosis • Eosinophilic ... • Compartment syndrome ... #dermatology #skin