8 results
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
white or yellow areas ... fiber layer -> Cotton-wool ... around atrophic areas ... #Retinopathy #pathophysiology ... #ophthalmology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Autoimmunity • Chronic ... - gastric and breast ... Chest CT: • Ground-glass ... DDX - Other causes ... Malignancies • Chronic
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Differential Diagnosis Algorithm ... lichenification (chronic ... Yellowish-red plaques with greasy ... scalp/face/central chest ... #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic ... or trunk most commonly ... • Most commonly ... lung, esophageal, breast ... Erythemas #comparison #table
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
arterioles -> Cotton-wool ... Hemorrhages • Focal areas ... retinal ischemia causes ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
infection • Most common ... cause: Aspiration ... pneumonia • Chronic ... Lung Abscess Pathophysiology ... • Diminished breath
Bleeding Risk for Various Invasive/Surgical Procedures
Low Risk:
 • Dental extractions (1 or 2 teeth), endodontic (root
hernia repair, colon ... surgery (e.g. breast ... • Non-cataract ophthalmologic ... pericardiocentesis, colonic ... Perioperative #Procedures #Table
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
globally, excluding areas ... fever (FMF) PATHOPHYSIOLOGY ... : The exact cause ... the acute flare; chest ... syndrome - chronic