40 results
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... of germinative skin ... Causes: 1) Exfoliative ... Basophils/Histamine 4) Skin-homing ... Nikolsky #Algorithm #Differential
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Staphylococci (skin ... Staphylococci (skin ... Infections #Timeline #differential ... #diagnosis #causes ... #infectiousdiseases
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 ... rheumatology #comparison #table
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Differential Diagnosis ... 2) Presence of symptoms ... (HA, nausea, confusion ... status (edema, JVD, skin ... drug history #Diagnosis
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Primary skin and ... It can also cause ... Mycobacterium #diagnosis ... #differential # ... infectiousdiseases
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
workup for specific symptoms ... for secondary causes ... (eg, skin or esophageal ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
manifestations Skin ... Inflammation of skin ... granulomas under skin ... inflammation tends to cause ... #signs #symptoms
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Diagnosis Framework ... antibiotics as a cause ... Toxoplasmosis, Entamoeba Skin ... #Diagnosis #InfectiousDiseases
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
characterized by extensive skin ... Symptoms: • The ... Edema in 70% of cases ... Skin involvement ... Resolution > 15 days Differentials
Highlighted Conditions With Arteritis or Periarteritis of the Coronaries
Takayasu's arteritis:
 - Onset < 40 yrs
 -
yrs - Cranial symptoms ... Polyarteritis nodosa: - Skin ... Coronaries #Arteritis #Differential ... #Diagnosis #Cardiology ... #Table