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Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring ... trapping A signet-ring ... dilated bronchus (ring ... The most common cause ... #Pulmonary #Bronchiectasis
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
dysfunction • Imaging: ring-enhanced ... (IRIS): • In HIV ... surrounding edema and ring-enhancement ... neurological symptoms • Caused ... #Tuberculosis #diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Diagnosis Framework ... cells per μL • Diagnosis ... Imaging: - MRI - ring ... Demyelinating disease caused ... periventricular areas
Genital Ulcers - Atypical causes of genital ulcers that can be difficult to diagnose & manage.
Ulcers - Atypical causes ... be difficult to diagnose ... Infections - ... serpiginous or ring-shaped ... Lipschutz ulcer Vulvar lesions
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
of treatment of HIV ... Lymphadenitis, pulmonary ... lymphadenitis, pulmonary ... , hypoxia, and pulmonary ... unintentional weight loss, nausea
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
erythematous concentric rings ... lung, esophageal, breast ... classic targetoid lesions ... (HSV + Mycoplasma ... #differential #diagnosis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... Cerebral > Splenic, pulmonary ... • Janeway lesions ... Marantic: • Treat ... underlying cause
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Diagnosis Framework ... , Shortness of breath ... factor • May cause ... #HIV #AIDS #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... • Diminished breath ... stable residual lesion ... Lung #Abscess #pulmonary
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential Diagnosis ... Infectious: • Pre-existing ... Cerebral > Splenic, Pulmonary ... Septic emboli cause ... Surgery • Marantic: Treat