60 results
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
Usually multiple - Causes ... #Hyperplasia #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Algorithm for the Evaluation and Management of Sickle Cell Crises
Clinical Manifestations and Management

#Diagnosis #Management #Hematology #SickleCell
of Sickle Cell Crises ... Clinical Manifestations ... Management #Diagnosis ... #Management #Hematology ... Manifestations #Workup
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... - Differential Diagnosis ... Algorithm Relative - Normal ... Positive - Low/Normal ... #Hematology
Sclerodactyly: Diffuse thickening of the skin on the hands, in this case due to Scleroderma. 
Note
hands, in this case ... Note loss of normal ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Polycythemia Differential Diagnosis ... Polycythemia - Acquired Causes ... Hypoxia-driven: Cardiac/pulmonary ... ), TEMPI (VEGF normal ... #Algorithm #hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Idiopathic • Normal ... With associated pulmonary ... #differential #diagnosis
Tinea Versicolor (Pityriasis versicolor) 
NOT a dermatophyte infection 
Caused by saprophytic, lipid-dependent yeasts 
Clinical 
 •
dermatophyte infection Caused ... lipid-dependent yeasts Clinical ... erythematous Diagnosis ... antifungals • Oral ... Tinea #Versicolor #Dermatology
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... mentagrophytes) Clinical ... Lymphadenopathy Treatment: Oral ... Griseofulvin #Kerion #Dermatology ... #Diagnosis #Management
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Erythematosus (SLE) - Diagnosis ... 40, F:M 9:1 • Clinical ... - CRP: Usually normal ... • Immunologic Workup ... Positive in 60-80% of cases
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
: < 1% Clinically ... Differential Diagnosis ... likelihood of negative clinical ... neutrophil #WBC #CBC #hematology ... #pathophysiology