17 results
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... Differential Diagnosis Algorithm ... Thoracic Malignancy (Breast ... Thoracic Wall, Breast ... Lymphadenopathy #LAD
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
although hepatic causes ... They can be grouped ... - Inherited Urea ... of ammonia: - Urease ... deficiency #Ammonia #Pathophysiology
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Differential Diagnosis Algorithm ... Axillary: Infection (Cat ... scratch, Tularemia), Breast ... Differential #Diagnosis #Algorithm ... #Causes
Causes of Ovarian Mass - Differential Diagnosis Algorithm
Hyperplastic:
 • Polycystic ovary
 • Endometrioid cyst
Functional:
 • Follicular
Causes of Ovarian ... Differential Diagnosis Algorithm ... Gonadoblastoma (can ... metastasis) • Breast ... #Causes #Gynecology
Lower Urinary Tract Infections: Complications
 - Infection damages the urinary tract epithelium causing fibroblast proliferation and
Prostatitis - Urease-producing ... Klebsiella) degrade urea ... which may cause ... Struvite stones (Ca2 ... UrinaryTractInfection #LUTI #Pathophysiology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Differential Diagnosis Algorithm ... • Tumor (Lung, Breast ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
• Infections (can ... - Sarcoid (can ... - Metastatic (breast ... Unilateral #Bilateral #Causes ... #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... white or yellow areas ... around atrophic areas ... #Retinopathy #pathophysiology ... #ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Hemorrhages • Focal areas ... retinal ischemia causes ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
sudden-onset shortness of breath ... cause pneumomediastinum ... travels from these areas ... in subcutaneous areas ... Subcutaneous #Emphysema #PhysicalExam