20 results
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
although hepatic causes ... - Inherited Urea ... of ammonia: - Urease ... deficiency #Ammonia #Pathophysiology ... #Differential #Diagnosis
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
white or yellow areas ... around atrophic areas ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
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 ... #diagnosis #complications ... #pathophysiology
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Differential Diagnosis ... - Metastatic (breast ... #Differential #Diagnosis ... Unilateral #Bilateral #Causes ... #ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
- Differential Diagnosis ... • Tumor (Lung, Breast ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Tuberculosis - Diagnosis ... from TB endemic areas ... extrapulmonary cases ... decreased reflexes Pathophysiology ... dissemination Diagnosis
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
into contiguous areas ... postauricular crease ... hearing loss, nausea ... #Mastoiditis #pathophysiology ... signs #symptoms #diagnosis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
skin (esp. over areas ... inflammation tends to cause ... RheumatoidArthritis #RA #pathophysiology ... signs #symptoms #diagnosis
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
cavity and genital areas ... , anal or oral areas ... resembling rashes caused ... Syphilis #Rash #Diagnosis ... #Clinical #Photo
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
in sun exposed areas ... hair follicles -> causes ... Manifestations #pathophysiology ... #diagnosis #signs