1635 results
Lower GI Bleed - Differential Diagnosis Algorithm

 • Structural: Diverticulosis, Hemorrhoids, Post-polypectomy, Polyps & malignancy, Anal
Lower GI Bleed - ... fistula, Colonic and rectal ... angiodysplasia, colonic/rectal ... MatthewHoMD #Lower
Lower GI Bleed - Differential Diagnosis Framework
Structural:
 - Diverticulosis
 - Post-Polypectomy Bleeding
 - Hemorrhoids
 - Polyps
Lower GI Bleed - ... - Colonic and Rectal ... Angiodysplasia, Colonic or rectal ... Medicine @SCVMCMed #Lower
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower ... Aortoenteric fistula Lower ... , Hemorrhoids, Rectal ... CMC_IM #Upper #Lower
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
- Sarcoidosis Lower ... - Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... Distribution #Upper #Lower
Hoover's sign on Physical Exam
Paradoxical retraction of the lower intercostal spaces on inspiration
Pulmonary hyperinflation → flattening
retraction of the lower ... on inspiration Pulmonary ... diameter of the lower ... #Respiratory #pulmonary
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
(LCDD), Cystic Pulmonary ... Metastatic Disease Lower ... Bronchiolitis, Pulmonary ... diagnosis #causes #pulmonary
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lateral, Medial • Lower ... Inferior lingular • Lower ... #CT #CTChest #pulmonary
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
tissue), Left = Lower ... pathophysiology #pulmonary
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Vascular • Pulmonary ... Embolism* Lower
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
FVC of 0.70 or lower ... FVC below the lower ... Asthma #diagnosis #pulmonary