27 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Diagnosis Framework ... Hypersensitivity Pneumonitis, Respiratory ... Histiocytosis, Lymphocytic ... #Diagnosis #pulmonary
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Clinical Picture ... life-threatening Differential ... myasthenia Diagnosis ... Imaging - CT Chest ... Myasthenia #Gravis #diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... Hypoxia #hypoxemia #differential ... #diagnosis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome ... week of a known clinical ... consistent with pulmonary ... be present on a chest ... Definition #Criteria #Diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Syndromes - OnePager ... Renal Syndromes ... coagulopathy) • CBC w differential ... #differential # ... #treatment
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
like illnesses, COVID ... Guillain-Barre Clinical ... patients) • Respiratory ... Guillain-Barre Diagnosis ... #treatment #neurology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Respiratory bronchiolitis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Primary pulm HTN, Lymphocytic ... /- High res CT chest ... Urine Histo Ag, Respiratory ... HIVAIDS #workup #diagnosis ... #evaluation #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Mounier-Kuhn syndrome ... parenchyma Diagnosis ... mycobacteria Treatment ... #differential # ... diagnosis
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Hodgkin Lymphoma - Clinical ... -95% of cases) Classification ... Immunohistochemical studies (to differentiate ... Hodgkin Lymphoma Treatment ... #classification