10 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
with lung nodules ... , may also see skin ... 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
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... pulmonary etc) • CNS ... • Neoplastic: Malignancy-associated ... dystrophies Work
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
delta/delta) to see ... Differential Diagnosis ... Respiratory Acidosis: CNS ... depression, Obstructive Lung ... Disorders #Evaluation #workup
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 ... • Autoimmune (SLE ... Marantic (NTBE) Differential ... or destructive lesion
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... diseases, such as SLE ... exposure or Dx of malignancy ... chorioretinitis, CNS
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Non-Infectious (NTBE): • Malignancy ... , verrucous) - Lung ... • Autoimmune (SLE ... #Endocarditis #Differential
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Anti-Mi2 (skin lesions ... disease Malignancy ... dermatomyositis) Malignancy ... #rheumatology #differential