15 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... patients Skin lesions ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... • Most common cause ... Lung Abscess Management ... residual lesion ... #differential #causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
the low levels ORDER ... and M panel Management ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
considered to be caused ... directly by the disease ... specific to a single disease ... layers of stratum corneum ... nettle sting #Diagnosis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
early localized disease ... classic targetoid lesions ... PrathitKulkarni #Erythemas #comparison ... #table #differential ... #diagnosis #dermatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Discontinuation of causal ... Evolution: Chronic disease ... druginduced #lupus #sle #comparison ... #table #rheumatology ... #diagnosis #management
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
compressive cord lesion ... less swollen - Lesion ... • Infectious causes ... or optic nerve lesions ... #management #neurology
Scleroderma Like Conditions - Differential Diagnosis
Eosinophilic Fasciitis:
 - Orange peel induration (peau d'orange) of proximal extremities
- Differential Diagnosis ... patients with kidney disease ... planus-like skin lesions ... #comparison #table ... #dermatology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
Pustular skin lesions ... Rule out other causes ... osteoarticular and skin disease ... #diagnosis #management ... #Dermatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Nodular or cavitary lesions ... NTM Pearls: • Corneal ... Hematologic malignancy ... Diagnosis Of NTM