42 results
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained

Around Day 14, estrogen exerts sudden +++ positive feedback
exerts sudden +++ positive ... from negative to positive ... and release LH causes ... #OvarianCycle #pathophysiology ... #Ovulation #endocrinology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Chronic Hypertensive ... Pathogenesis and clinical ... • Acute and chronic ... dot/blot hemorrhages ... #Retinopathy #pathophysiology
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
is in a normal position ... In the proper clinical ... of chronic consolidation ... lobar pneumonia caused ... #Clinical #Radiology
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
Pathogenesis and clinical ... share the same pathophysiology ... • Other rare causes ... signs #symptoms #endocrinology ... #pathophysiology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
40, F:M 9:1 • Clinical ... - Anti-dsDNA - Positive ... in 60-80% of cases ... Anti-histone - Positive ... • Evolution: Chronic
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
Noninvasive Positive ... generate larger VT ... often w/ acute on chronic ... exacerbation) • Chronic ... hair) • Risk Of Clinical
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
10% of all lupus cases ... to 1:1 F:M • Clinical ... Discontinuation of causal ... 40, F:M 9:1 • Clinical ... • Evolution: Chronic
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... Physiologic Causes ... disorders - Chronic ... significantly positive ... Differential #Diagnosis #Pathophysiology
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... diseases, describe clinical ... 100%, then all positive ... proportion of positive ... > incidence in chronic
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... renal failure Clinical ... Self-limiting, chronic ... but stable or chronic ... Progression to chronic