21 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Diagnosis Primary ... Manifestations: • Infection ... (most common: lung ... #causes #primarycare ... #table
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Disorders: • Infection ... tuberculosis, fungal infections ... Adrenals: • Lung ... Abdominal pain • Back ... Serum DHEAS Diagnosis
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
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Differential Diagnosis ... the following symptoms ... subdural hematoma, lung ... • Associated symptoms ... #differential #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... residual lesion or is clear ... • Vasculitis (e.g ... #differential #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
nodules on the back ... cancers, including lung ... PrathitKulkarni #Erythemas #comparison ... #table #differential ... #diagnosis #dermatology
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
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 ... (e.g. incidental ... Self-limiting, chronic but stable ... fever, malaise, lack
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... Constitutional symptoms ... #Infections #HIV ... #differential #diagnosis
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs/symptoms ... in up to 30% of cases ... large infarct - Infectious ... #Endocarditis #comparison ... #table