34 results
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
and Primary Causes ... Vesicles/Bullae: • Varicella ... Cholestatic liver disease ... renal failure/uremia ... #generalized #dermatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia ... #Hematology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... Infectious • Varicella ... • Bullous systemic ... Vesiculobullous #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Diseases Nail ... Iron deficiency anemia ... disease severe ... #Secondary #dermatology ... Diagnosis #Algorithm #causes
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
characterized by a systemic ... , but without treatment ... resembling rashes caused ... Diagnosis #Clinical #Photo ... #Dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Bone marrow disease ... - Hemolytic anemia ... meningitidis - Varicella ... Differential #Diagnosis #hematology ... #nonpalpable #dermatology
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... a number of systemic ... diseases, it is ... Images #Clinical #Photo ... #Dermatology #SkinRash
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
chronic liver disease ... hemochromatosis, hemolytic anemia ... University Infectious Diseases ... #cellulitis #dermatology ... legs #clinical #photo
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... with leukopenia, anemia ... Treatment: • Corticosteroids ... Diagnosis #Management #Hematology ... #Rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... Manifestations: Malar rash ... Positive in 60-80% of cases ... life-threatening • Treatment ... Evolution: Chronic disease