25 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
the population Disease ... Autoimmune diseases ... Lymphoproliferative diseases ... Insect stings Disease ... #table
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... practices that could ... PT, aPTT(liver disease ... bypass), LFT (liver disease ... #Diagnosis #Causes
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Disease 3 Types ... Agglutinin Disease ... reticularis • Raynaud disease ... • Autoimmune disease ... #agglutinin #disease
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
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Periodontal disease ... dentition/gingival disease ... loss • Late disease ... in early disease ... #treatment #diagnosis
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... the most common diseases ... Chronic diseases ... obvious that some diseases ... These diseases typically
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... Connective tissue disease ... signs #lesions #diagnosis ... #pathology #lesions ... #differential
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
The table below ... LBRF can be diagnosed ... Infectious Diseases ... recurrentis #BloodSmear #microscopy ... #pathology #clinical
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
with autoimmune diseases ... including coronavirus disease ... Systemic rheumatic diseases ... Biopsy: Typical pathologic ... of associated disease
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
Hydroxyapatite Deposition Disease ... Hydroxyapatite Deposition Disease ... • Treatment for ... Differential diagnosis ... Hydroxyapatite #Deposition #Disease