13 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... trigger - Direct skin ... 50% of patients Skin ... 1% of patients Skin ... #comparison #table
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
organ-specific signs ... or symptoms (eg ... , skin or esophageal ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
response to local skin ... retinal damage) • Skin ... test (this is a skin ... Recurrent and chronic ... #symptoms #rheumatology
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
are not caused ... but stable or chronic ... nodes: 13-15%, skin ... Diagnosis #Management #Signs ... #Symptoms
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
blisters on the skin ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... Pale and sweaty skin ... #diagnosis #causes
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... -> AML: Blast crises ... CLL -> Invade Skin ... #Leukemia #Hematology ... #Oncology #Diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... with no early symptoms ... Physical Exam/Signs ... Hepatomegaly • Skin ... diagnosis #workup #oncology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... - Affects the skin ... Cryoglobulinemic Vasculitis - Skin ... glomerular ischemia - Skin ... Small Vessels: Skin
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Purpura, ischemic skin ... commonly affects the skin ... • Affects the skin ... cmpkx deposits skin ... Vasculitis: • Skin
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... • Polymorphic skin ... , • Multiple skin ... factor • May cause ... Infections #HIV #AIDS