28 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Hypersensitivity pneumonitis ... • Radiation pneumonitis ... Idiopathic Interstitial Pneumonias ... pneumonia: Acute, Chronic ... #diagnosis #differential
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Post-infectious, Pneumonitis ... Autoimmune Vasculitis, ILD ... Schema #Acute #Chronic ... #Differential #
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... edema #Diagnosis #Radiology ... HRCT #ChestCT #Differential
Chronic Diarrhea Differential Diagnosis
 • Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 • Inflammatory, Non-infectious: IBD, Ischemia,
Chronic Diarrhea ... Differential Diagnosis ... Non-infectious: IBD ... #Differential # ... Diagnosis #causes #gastroenterology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... bronchiolitis: ill ... Clinical #Diagnosis #Radiology ... NodularPattern #Differential
Lower GI Bleed - Differential Diagnosis Framework
Structural:
 - Diverticulosis
 - Post-Polypectomy Bleeding
 - Hemorrhoids
 - Polyps
Lower GI Bleed - Differential ... Angiodysplasia, Colonic ... Ischemic Colitis - IBD ... GIBleed #LGIB #Differential ... #Diagnosis #gastroenterology
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
Cryptosporidiosis, chronic ... Herpes simplex: chronic ... or bronchitis, pneumonitis ... Illnesses #HIV #InfectiousDiseases ... Diagnosis #List #Differential
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
CT Patterns - Differential ... Hypersensitivity Pneumonitis ... Acute Eos PNA • Chronic ... Pneumonia, COP, Chronic ... Diagnosis #pulmonary #radiology
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... Chronic diseases ... to think of the differential ... Cells - tumor, chronic ... #Diagnosis #Radiology
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Family history of IBD ... Diverticulitis • IBD ... #Causes #Differential ... #Diagnosis #gastroenterology