The hematopoiesis paradigm: clarity or ambiguity?

Clarity and ambiguity in psychoanalytic practice.

The author explores the presence and the essential tension between clarity and ambiguity as processes within our minds that become prominent in psychoanalysis. We learn from aesthetics and literary criticism that ambiguity can shade from taut disorganization to tolerating life's richness; clarity can range from a concrete fixity to a lucid grasp of one's state of mind. This article responds to ...

Mycosphaerellaceae – Chaos or clarity?

The Mycosphaerellaceae represent thousands of fungal species that are associated with diseases on a wide range of plant hosts. Understanding and stabilising the taxonomy of genera and species of Mycosphaerellaceae is therefore of the utmost importance given their impact on agriculture, horticulture and forestry. Based on previous molecular studies, several phylogenetic and morphologically disti...

Nasolabial Cyst: A Diagnostic Clarity or Conundrum?

Pulmonary arterial hypertension or left heart disease with pulmonary hypertension? Toward noninvasive clarity, but time for a new paradigm.

Widespread availability of Doppler echocardiography, combined with increasing community awareness of pulmonary arterial hypertension (PAH) as an important and treatable disease, results in frequent referral of patients with suspected PAH to tertiary pulmonary hypertension centres. While this state of affairs is laudable, it does result in substantial numbers of patients who turn out not to have...

The Impact of Disasters on Development Gains: Clarity or Controversy

In 1983, Fred Cuny published his seminal work on Disasters and Development. Although a number of studies had been published previously on the theme of disasters and social change, Cuny provided a first systematized and comprehensive series of ideas on the ways disasters may interrupt development processes, whilst, at the same time, offering opportunities for future development. Important consid...