20 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... Infections 2. ... and duration of symptoms ... #rheumatology #comparison ... #table
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Differential Diagnosis ... carcinoma of the lung ... . pneumonia, COPD ... #Differential #Diagnosis ... #Table #Causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... • Most common cause ... Coli - P. ... • Vasculitis (e.g
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
eyelash follicle • Cause ... : Bacterial infection ... #Clinical #Diagnosis ... Stye #Chalazion #Comparison ... #Table
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... procedures - Infection ... practices that could ... pylori test (GI symptoms ... function test, ANA (e.g
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
- Differential Diagnosis ... Manifestations: • Infection ... (most common: lung ... #causes #primarycare ... #table
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Infarction - Infection ... (e.g., poliovirus ... Lower motor neuron symptoms ... Upper motor neuron symptoms ... #differential #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... inflammation Symptoms ... obstruction • COPD ... in the adjacent lung ... of the affected lung
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Haverhill fever caused ... cancers, including lung ... PrathitKulkarni #Erythemas #comparison ... #table #differential ... #diagnosis #dermatology
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... granulomas within the lungs ... are not caused ... (e.g. incidental ... Self-limiting, chronic but stable