78 results
Distribution of some common dermatologic diseases and lesions

#skin #lesions #locations #distribution #differential #diagnosis #dermatology
common dermatologic diseases ... and lesions #skin ... #distribution #differential ... #diagnosis #dermatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Systemic disease ... Gonorrhea - Lyme’s disease ... Inflammatory bowel disease ... SLE - Behcet Disease ... - Sickle cell disease
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Arthralgia/arthritis, Skin ... cancers • Systemic diseases ... autoinflammatory diseases ... AdultOnset #Stills #Disease
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... migrans • Lyme disease ... Sarcoidosis • Crohn's disease ... #rashes #differential ... #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
presentation of the disease ... GPA causes disease ... Usually parallel the disease ... Mycobacterial diseases ... ) • Castleman disease
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Cholestatic liver disease ... syndrome Psychiatric Disease ... #generalized #dermatology ... Diagnosis #Algorithm
Liver Mass Differential Diagnosis
Solid:
 • Benign: Hepatic Hemangioma, Focal nodular hyperplasia, Hepatocellular adenoma, Regenerative nodules
 •
Liver Mass Differential ... Diagnosis Solid ... Polycystic liver disease ... #Diagnosis #hepatology ... #Radiology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... Diagnosis Framework ... Vasculitis: • Behcet Disease ... #differential # ... diagnosis
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
infection, Autoimmune diseases ... - Autoimmune diseases ... thyroiditis, rheumatic disease ... features: - Nodal disease ... - Extranodal disease
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lymphoproliferative disease ... , may also see skin ... • Metastatic disease ... demyelinating diseases ... #radiology #neurology