15 results
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
Lesions - Differential ... Diagnosis • Infections ... • Malignancy: ... Metastases (lung ... #Differential #
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... with lung nodules ... Neurocysticercosis Malignancy ... #Brain #differential ... #diagnosis #causes
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Diagnosis and Workup ... Parasitic, Viral • Malignancy ... #Disease #Diagnosis ... #Algorithm #lesion
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... , wt loss; CV, CNS ... #Eosinophilic #Lung ... Diseases #pulmonary #differential ... #diagnosis #comparison
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... Nervous System: ... • Neoplastic: Malignancy-associated ... dystrophies Work
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
sensory and motor systems ... Differential diagnosis ... Multiple Sclerosis: CNS ... hyperreflexia, multiple lesions ... relapses, requires long-term
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
(CNS) involvement ... Lyme disease • Malignant ... LHON) plus MRI lesions ... noninflammatory #differential ... #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
papulosquamous lesions ... permanent alopecia Differential ... Diagnosis: • ANCA-associated ... Infections • Malignancy ... and CNS • Headache
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Non-Infectious (NTBE): • Malignancy ... verrucous) • Lung ... Vascular: • Systemic ... Marantic (NTBE) Differential ... underlying cause + Systemic
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... Diagnosis: • Systemic ... exposure or Dx of malignancy ... chorioretinitis, CNS